ExtPackManagerImpl.cpp@ 47148

Last change on this file since 47148 was 46823, checked in by vboxsync, 12 years ago
Main: fix breakage in previous client/server separation cleanup
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 106.6 KB

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1	/* $Id: ExtPackManagerImpl.cpp 46823 2013-06-27 09:37:07Z vboxsync $ */
2	/** @file
3	* VirtualBox Main - interface for Extension Packs, VBoxSVC & VBoxC.
4	*/
5
6	/*
7	* Copyright (C) 2010-2013 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18
19	/*******************************************************************************
20	* Header Files *
21	*******************************************************************************/
22	#include "ExtPackManagerImpl.h"
23	#include "ExtPackUtil.h"
24
25	#include <iprt/buildconfig.h>
26	#include <iprt/ctype.h>
27	#include <iprt/dir.h>
28	#include <iprt/env.h>
29	#include <iprt/file.h>
30	#include <iprt/ldr.h>
31	#include <iprt/manifest.h>
32	#include <iprt/param.h>
33	#include <iprt/path.h>
34	#include <iprt/pipe.h>
35	#include <iprt/process.h>
36	#include <iprt/string.h>
37
38	#include <VBox/com/array.h>
39	#include <VBox/com/ErrorInfo.h>
40	#include <VBox/err.h>
41	#include <VBox/log.h>
42	#include <VBox/sup.h>
43	#include <VBox/version.h>
44	#include "AutoCaller.h"
45	#include "Global.h"
46	#include "ProgressImpl.h"
47	#include "SystemPropertiesImpl.h"
48	#if !defined(VBOX_COM_INPROC)
49	#include "VirtualBoxImpl.h"
50	#endif
51
52
53	/*******************************************************************************
54	* Defined Constants And Macros *
55	*******************************************************************************/
56	/** @name VBOX_EXTPACK_HELPER_NAME
57	* The name of the utility application we employ to install and uninstall the
58	* extension packs. This is a set-uid-to-root binary on unixy platforms, which
59	* is why it has to be a separate application.
60	*/
61	#if defined(RT_OS_WINDOWS) \|\| defined(RT_OS_OS2)
62	# define VBOX_EXTPACK_HELPER_NAME "VBoxExtPackHelperApp.exe"
63	#else
64	# define VBOX_EXTPACK_HELPER_NAME "VBoxExtPackHelperApp"
65	#endif
66
67
68	/*******************************************************************************
69	* Structures and Typedefs *
70	*******************************************************************************/
71	struct ExtPackBaseData
72	{
73	public:
74	/** The extension pack descriptor (loaded from the XML, mostly). */
75	VBOXEXTPACKDESC Desc;
76	/** The file system object info of the XML file.
77	* This is for detecting changes and save time in refresh(). */
78	RTFSOBJINFO ObjInfoDesc;
79	/** Whether it's usable or not. */
80	bool fUsable;
81	/** Why it is unusable. */
82	Utf8Str strWhyUnusable;
83	};
84
85	#if !defined(VBOX_COM_INPROC)
86	/**
87	* Private extension pack data.
88	*/
89	struct ExtPackFile::Data : public ExtPackBaseData
90	{
91	public:
92	/** The path to the tarball. */
93	Utf8Str strExtPackFile;
94	/** The SHA-256 hash of the file (as string). */
95	Utf8Str strDigest;
96	/** The file handle of the extension pack file. */
97	RTFILE hExtPackFile;
98	/** Our manifest for the tarball. */
99	RTMANIFEST hOurManifest;
100	/** Pointer to the extension pack manager. */
101	ComObjPtr<ExtPackManager> ptrExtPackMgr;
102	/** Pointer to the VirtualBox object so we can create a progress object. */
103	VirtualBox *pVirtualBox;
104
105	RTMEMEF_NEW_AND_DELETE_OPERATORS();
106	};
107	#endif
108
109	/**
110	* Private extension pack data.
111	*/
112	struct ExtPack::Data : public ExtPackBaseData
113	{
114	public:
115	/** Where the extension pack is located. */
116	Utf8Str strExtPackPath;
117	/** The file system object info of the extension pack directory.
118	* This is for detecting changes and save time in refresh(). */
119	RTFSOBJINFO ObjInfoExtPack;
120	/** The full path to the main module. */
121	Utf8Str strMainModPath;
122	/** The file system object info of the main module.
123	* This is used to determin whether to bother try reload it. */
124	RTFSOBJINFO ObjInfoMainMod;
125	/** The module handle of the main extension pack module. */
126	RTLDRMOD hMainMod;
127
128	/** The helper callbacks for the extension pack. */
129	VBOXEXTPACKHLP Hlp;
130	/** Pointer back to the extension pack object (for Hlp methods). */
131	ExtPack *pThis;
132	/** The extension pack registration structure. */
133	PCVBOXEXTPACKREG pReg;
134	/** The current context. */
135	VBOXEXTPACKCTX enmContext;
136	/** Set if we've made the pfnVirtualBoxReady or pfnConsoleReady call. */
137	bool fMadeReadyCall;
138
139	RTMEMEF_NEW_AND_DELETE_OPERATORS();
140	};
141
142	/** List of extension packs. */
143	typedef std::list< ComObjPtr<ExtPack> > ExtPackList;
144
145	/**
146	* Private extension pack manager data.
147	*/
148	struct ExtPackManager::Data
149	{
150	/** The directory where the extension packs are installed. */
151	Utf8Str strBaseDir;
152	/** The directory where the certificates this installation recognizes are
153	* stored. */
154	Utf8Str strCertificatDirPath;
155	/** The list of installed extension packs. */
156	ExtPackList llInstalledExtPacks;
157	#if !defined(VBOX_COM_INPROC)
158	/** Pointer to the VirtualBox object, our parent. */
159	VirtualBox *pVirtualBox;
160	#endif
161	/** The current context. */
162	VBOXEXTPACKCTX enmContext;
163	#if !defined(RT_OS_WINDOWS) && !defined(RT_OS_DARWIN)
164	/** File handle for the VBoxVMM libary which we slurp because ExtPacks depend on it. */
165	RTLDRMOD hVBoxVMM;
166	#endif
167
168	RTMEMEF_NEW_AND_DELETE_OPERATORS();
169	};
170
171	#if !defined(VBOX_COM_INPROC)
172	/**
173	* Extension pack installation job.
174	*/
175	typedef struct EXTPACKINSTALLJOB
176	{
177	/** Smart pointer to the extension pack file. */
178	ComPtr<ExtPackFile> ptrExtPackFile;
179	/** The replace argument. */
180	bool fReplace;
181	/** The display info argument. */
182	Utf8Str strDisplayInfo;
183	/** Smart pointer to the extension manager. */
184	ComPtr<ExtPackManager> ptrExtPackMgr;
185	/** Smart pointer to the progress object for this job. */
186	ComObjPtr<Progress> ptrProgress;
187	} EXTPACKINSTALLJOB;
188	/** Pointer to an extension pack installation job. */
189	typedef EXTPACKINSTALLJOB *PEXTPACKINSTALLJOB;
190
191	/**
192	* Extension pack uninstallation job.
193	*/
194	typedef struct EXTPACKUNINSTALLJOB
195	{
196	/** Smart pointer to the extension manager. */
197	ComPtr<ExtPackManager> ptrExtPackMgr;
198	/** The name of the extension pack. */
199	Utf8Str strName;
200	/** The replace argument. */
201	bool fForcedRemoval;
202	/** The display info argument. */
203	Utf8Str strDisplayInfo;
204	/** Smart pointer to the progress object for this job. */
205	ComObjPtr<Progress> ptrProgress;
206	} EXTPACKUNINSTALLJOB;
207	/** Pointer to an extension pack uninstallation job. */
208	typedef EXTPACKUNINSTALLJOB *PEXTPACKUNINSTALLJOB;
209
210
211	DEFINE_EMPTY_CTOR_DTOR(ExtPackFile)
212
213	/**
214	* Called by ComObjPtr::createObject when creating the object.
215	*
216	* Just initialize the basic object state, do the rest in initWithDir().
217	*
218	* @returns S_OK.
219	*/
220	HRESULT ExtPackFile::FinalConstruct()
221	{
222	m = NULL;
223	return BaseFinalConstruct();
224	}
225
226	/**
227	* Initializes the extension pack by reading its file.
228	*
229	* @returns COM status code.
230	* @param a_pszFile The path to the extension pack file.
231	* @param a_pszDigest The SHA-256 digest of the file. Or an empty string.
232	* @param a_pExtPackMgr Pointer to the extension pack manager.
233	* @param a_pVirtualBox Pointer to the VirtualBox object.
234	*/
235	HRESULT ExtPackFile::initWithFile(const char a_pszFile, const char a_pszDigest, ExtPackManager a_pExtPackMgr, VirtualBox a_pVirtualBox)
236	{
237	AutoInitSpan autoInitSpan(this);
238	AssertReturn(autoInitSpan.isOk(), E_FAIL);
239
240	/*
241	* Allocate + initialize our private data.
242	*/
243	m = new ExtPackFile::Data;
244	VBoxExtPackInitDesc(&m->Desc);
245	RT_ZERO(m->ObjInfoDesc);
246	m->fUsable = false;
247	m->strWhyUnusable = tr("ExtPack::init failed");
248	m->strExtPackFile = a_pszFile;
249	m->strDigest = a_pszDigest;
250	m->hExtPackFile = NIL_RTFILE;
251	m->hOurManifest = NIL_RTMANIFEST;
252	m->ptrExtPackMgr = a_pExtPackMgr;
253	m->pVirtualBox = a_pVirtualBox;
254
255	RTCString *pstrTarName = VBoxExtPackExtractNameFromTarballPath(a_pszFile);
256	if (pstrTarName)
257	{
258	m->Desc.strName = *pstrTarName;
259	delete pstrTarName;
260	pstrTarName = NULL;
261	}
262
263	autoInitSpan.setSucceeded();
264
265	/*
266	* Try open the extension pack and check that it is a regular file.
267	*/
268	int vrc = RTFileOpen(&m->hExtPackFile, a_pszFile,
269	RTFILE_O_READ \| RTFILE_O_DENY_WRITE \| RTFILE_O_OPEN);
270	if (RT_FAILURE(vrc))
271	{
272	if (vrc == VERR_FILE_NOT_FOUND \|\| vrc == VERR_PATH_NOT_FOUND)
273	return initFailed(tr("'%s' file not found"), a_pszFile);
274	return initFailed(tr("RTFileOpen('%s',,) failed with %Rrc"), a_pszFile, vrc);
275	}
276
277	RTFSOBJINFO ObjInfo;
278	vrc = RTFileQueryInfo(m->hExtPackFile, &ObjInfo, RTFSOBJATTRADD_UNIX);
279	if (RT_FAILURE(vrc))
280	return initFailed(tr("RTFileQueryInfo failed with %Rrc on '%s'"), vrc, a_pszFile);
281	if (!RTFS_IS_FILE(ObjInfo.Attr.fMode))
282	return initFailed(tr("Not a regular file: %s"), a_pszFile);
283
284	/*
285	* Validate the tarball and extract the XML file.
286	*/
287	char szError[8192];
288	RTVFSFILE hXmlFile;
289	vrc = VBoxExtPackValidateTarball(m->hExtPackFile, NULL /pszExtPackName/, a_pszFile, a_pszDigest,
290	szError, sizeof(szError), &m->hOurManifest, &hXmlFile, &m->strDigest);
291	if (RT_FAILURE(vrc))
292	return initFailed(tr("%s"), szError);
293
294	/*
295	* Parse the XML.
296	*/
297	RTCString strSavedName(m->Desc.strName);
298	RTCString *pStrLoadErr = VBoxExtPackLoadDescFromVfsFile(hXmlFile, &m->Desc, &m->ObjInfoDesc);
299	RTVfsFileRelease(hXmlFile);
300	if (pStrLoadErr != NULL)
301	{
302	m->strWhyUnusable.printf(tr("Failed to the xml file: %s"), pStrLoadErr->c_str());
303	m->Desc.strName = strSavedName;
304	delete pStrLoadErr;
305	return S_OK;
306	}
307
308	/*
309	* Match the tarball name with the name from the XML.
310	*/
311	/** @todo drop this restriction after the old install interface is
312	* dropped. */
313	if (!strSavedName.equalsIgnoreCase(m->Desc.strName))
314	return initFailed(tr("Extension pack name mismatch between the downloaded file and the XML inside it (xml='%s' file='%s')"),
315	m->Desc.strName.c_str(), strSavedName.c_str());
316
317	m->fUsable = true;
318	m->strWhyUnusable.setNull();
319	return S_OK;
320	}
321
322	/**
323	* Protected helper that formats the strWhyUnusable value.
324	*
325	* @returns S_OK
326	* @param a_pszWhyFmt Why it failed, format string.
327	* @param ... The format arguments.
328	*/
329	HRESULT ExtPackFile::initFailed(const char *a_pszWhyFmt, ...)
330	{
331	va_list va;
332	va_start(va, a_pszWhyFmt);
333	m->strWhyUnusable.printfV(a_pszWhyFmt, va);
334	va_end(va);
335	return S_OK;
336	}
337
338	/**
339	* COM cruft.
340	*/
341	void ExtPackFile::FinalRelease()
342	{
343	uninit();
344	BaseFinalRelease();
345	}
346
347	/**
348	* Do the actual cleanup.
349	*/
350	void ExtPackFile::uninit()
351	{
352	/* Enclose the state transition Ready->InUninit->NotReady */
353	AutoUninitSpan autoUninitSpan(this);
354	if (!autoUninitSpan.uninitDone() && m != NULL)
355	{
356	VBoxExtPackFreeDesc(&m->Desc);
357	RTFileClose(m->hExtPackFile);
358	m->hExtPackFile = NIL_RTFILE;
359	RTManifestRelease(m->hOurManifest);
360	m->hOurManifest = NIL_RTMANIFEST;
361
362	delete m;
363	m = NULL;
364	}
365	}
366
367	STDMETHODIMP ExtPackFile::COMGETTER(Name)(BSTR *a_pbstrName)
368	{
369	CheckComArgOutPointerValid(a_pbstrName);
370
371	AutoCaller autoCaller(this);
372	HRESULT hrc = autoCaller.rc();
373	if (SUCCEEDED(hrc))
374	{
375	Bstr str(m->Desc.strName);
376	str.cloneTo(a_pbstrName);
377	}
378	return hrc;
379	}
380
381	STDMETHODIMP ExtPackFile::COMGETTER(Description)(BSTR *a_pbstrDescription)
382	{
383	CheckComArgOutPointerValid(a_pbstrDescription);
384
385	AutoCaller autoCaller(this);
386	HRESULT hrc = autoCaller.rc();
387	if (SUCCEEDED(hrc))
388	{
389	Bstr str(m->Desc.strDescription);
390	str.cloneTo(a_pbstrDescription);
391	}
392	return hrc;
393	}
394
395	STDMETHODIMP ExtPackFile::COMGETTER(Version)(BSTR *a_pbstrVersion)
396	{
397	CheckComArgOutPointerValid(a_pbstrVersion);
398
399	AutoCaller autoCaller(this);
400	HRESULT hrc = autoCaller.rc();
401	if (SUCCEEDED(hrc))
402	{
403	Bstr str(m->Desc.strVersion);
404	str.cloneTo(a_pbstrVersion);
405	}
406	return hrc;
407	}
408
409	STDMETHODIMP ExtPackFile::COMGETTER(Edition)(BSTR *a_pbstrEdition)
410	{
411	CheckComArgOutPointerValid(a_pbstrEdition);
412
413	AutoCaller autoCaller(this);
414	HRESULT hrc = autoCaller.rc();
415	if (SUCCEEDED(hrc))
416	{
417	Bstr str(m->Desc.strEdition);
418	str.cloneTo(a_pbstrEdition);
419	}
420	return hrc;
421	}
422
423	STDMETHODIMP ExtPackFile::COMGETTER(Revision)(ULONG *a_puRevision)
424	{
425	CheckComArgOutPointerValid(a_puRevision);
426
427	AutoCaller autoCaller(this);
428	HRESULT hrc = autoCaller.rc();
429	if (SUCCEEDED(hrc))
430	*a_puRevision = m->Desc.uRevision;
431	return hrc;
432	}
433
434	STDMETHODIMP ExtPackFile::COMGETTER(VRDEModule)(BSTR *a_pbstrVrdeModule)
435	{
436	CheckComArgOutPointerValid(a_pbstrVrdeModule);
437
438	AutoCaller autoCaller(this);
439	HRESULT hrc = autoCaller.rc();
440	if (SUCCEEDED(hrc))
441	{
442	Bstr str(m->Desc.strVrdeModule);
443	str.cloneTo(a_pbstrVrdeModule);
444	}
445	return hrc;
446	}
447
448	STDMETHODIMP ExtPackFile::COMGETTER(PlugIns)(ComSafeArrayOut(IExtPackPlugIn *, a_paPlugIns))
449	{
450	/** @todo implement plug-ins. */
451	#ifdef VBOX_WITH_XPCOM
452	NOREF(a_paPlugIns);
453	NOREF(a_paPlugInsSize);
454	#endif
455	ReturnComNotImplemented();
456	}
457
458	STDMETHODIMP ExtPackFile::COMGETTER(Usable)(BOOL *a_pfUsable)
459	{
460	CheckComArgOutPointerValid(a_pfUsable);
461
462	AutoCaller autoCaller(this);
463	HRESULT hrc = autoCaller.rc();
464	if (SUCCEEDED(hrc))
465	*a_pfUsable = m->fUsable;
466	return hrc;
467	}
468
469	STDMETHODIMP ExtPackFile::COMGETTER(WhyUnusable)(BSTR *a_pbstrWhy)
470	{
471	CheckComArgOutPointerValid(a_pbstrWhy);
472
473	AutoCaller autoCaller(this);
474	HRESULT hrc = autoCaller.rc();
475	if (SUCCEEDED(hrc))
476	m->strWhyUnusable.cloneTo(a_pbstrWhy);
477	return hrc;
478	}
479
480	STDMETHODIMP ExtPackFile::COMGETTER(ShowLicense)(BOOL *a_pfShowIt)
481	{
482	CheckComArgOutPointerValid(a_pfShowIt);
483
484	AutoCaller autoCaller(this);
485	HRESULT hrc = autoCaller.rc();
486	if (SUCCEEDED(hrc))
487	*a_pfShowIt = m->Desc.fShowLicense;
488	return hrc;
489	}
490
491	STDMETHODIMP ExtPackFile::COMGETTER(License)(BSTR *a_pbstrHtmlLicense)
492	{
493	Bstr bstrHtml("html");
494	return QueryLicense(Bstr::Empty.raw(), Bstr::Empty.raw(), bstrHtml.raw(), a_pbstrHtmlLicense);
495	}
496
497	/* Same as ExtPack::QueryLicense, should really explore the subject of base classes here... */
498	STDMETHODIMP ExtPackFile::QueryLicense(IN_BSTR a_bstrPreferredLocale, IN_BSTR a_bstrPreferredLanguage, IN_BSTR a_bstrFormat,
499	BSTR *a_pbstrLicense)
500	{
501	/*
502	* Validate input.
503	*/
504	CheckComArgOutPointerValid(a_pbstrLicense);
505	CheckComArgNotNull(a_bstrPreferredLocale);
506	CheckComArgNotNull(a_bstrPreferredLanguage);
507	CheckComArgNotNull(a_bstrFormat);
508
509	Utf8Str strPreferredLocale(a_bstrPreferredLocale);
510	if (strPreferredLocale.length() != 2 && strPreferredLocale.length() != 0)
511	return setError(E_FAIL, tr("The preferred locale is a two character string or empty."));
512
513	Utf8Str strPreferredLanguage(a_bstrPreferredLanguage);
514	if (strPreferredLanguage.length() != 2 && strPreferredLanguage.length() != 0)
515	return setError(E_FAIL, tr("The preferred lanuage is a two character string or empty."));
516
517	Utf8Str strFormat(a_bstrFormat);
518	if ( !strFormat.equals("html")
519	&& !strFormat.equals("rtf")
520	&& !strFormat.equals("txt"))
521	return setError(E_FAIL, tr("The license format can only have the values 'html', 'rtf' and 'txt'."));
522
523	/*
524	* Combine the options to form a file name before locking down anything.
525	*/
526	char szName[sizeof(VBOX_EXTPACK_LICENSE_NAME_PREFIX "-de_DE.html") + 2];
527	if (strPreferredLocale.isNotEmpty() && strPreferredLanguage.isNotEmpty())
528	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s_%s.%s",
529	strPreferredLocale.c_str(), strPreferredLanguage.c_str(), strFormat.c_str());
530	else if (strPreferredLocale.isNotEmpty())
531	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s.%s", strPreferredLocale.c_str(), strFormat.c_str());
532	else if (strPreferredLanguage.isNotEmpty())
533	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-_%s.%s", strPreferredLocale.c_str(), strFormat.c_str());
534	else
535	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX ".%s", strFormat.c_str());
536
537	/*
538	* Lock the extension pack. We need a write lock here as there must not be
539	* concurrent accesses to the tar file handle.
540	*/
541	AutoCaller autoCaller(this);
542	HRESULT hrc = autoCaller.rc();
543	if (SUCCEEDED(hrc))
544	{
545	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
546
547	/*
548	* Do not permit this query on a pack that isn't considered usable (could
549	* be marked so because of bad license files).
550	*/
551	if (!m->fUsable)
552	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
553	else
554	{
555	/*
556	* Look it up in the manifest before scanning the tarball for it
557	*/
558	if (RTManifestEntryExists(m->hOurManifest, szName))
559	{
560	RTVFSFSSTREAM hTarFss;
561	char szError[8192];
562	int vrc = VBoxExtPackOpenTarFss(m->hExtPackFile, szError, sizeof(szError), &hTarFss, NULL);
563	if (RT_SUCCESS(vrc))
564	{
565	for (;;)
566	{
567	/* Get the first/next. */
568	char *pszName;
569	RTVFSOBJ hVfsObj;
570	RTVFSOBJTYPE enmType;
571	vrc = RTVfsFsStrmNext(hTarFss, &pszName, &enmType, &hVfsObj);
572	if (RT_FAILURE(vrc))
573	{
574	if (vrc != VERR_EOF)
575	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTVfsFsStrmNext failed: %Rrc"), vrc);
576	else
577	hrc = setError(E_UNEXPECTED, tr("'%s' was found in the manifest but not in the tarball"), szName);
578	break;
579	}
580
581	/* Is this it? */
582	const char *pszAdjName = pszName[0] == '.' && pszName[1] == '/' ? &pszName[2] : pszName;
583	if ( !strcmp(pszAdjName, szName)
584	&& ( enmType == RTVFSOBJTYPE_IO_STREAM
585	\|\| enmType == RTVFSOBJTYPE_FILE))
586	{
587	RTVFSIOSTREAM hVfsIos = RTVfsObjToIoStream(hVfsObj);
588	RTVfsObjRelease(hVfsObj);
589	RTStrFree(pszName);
590
591	/* Load the file into memory. */
592	RTFSOBJINFO ObjInfo;
593	vrc = RTVfsIoStrmQueryInfo(hVfsIos, &ObjInfo, RTFSOBJATTRADD_NOTHING);
594	if (RT_SUCCESS(vrc))
595	{
596	size_t cbFile = (size_t)ObjInfo.cbObject;
597	void *pvFile = RTMemAllocZ(cbFile + 1);
598	if (pvFile)
599	{
600	vrc = RTVfsIoStrmRead(hVfsIos, pvFile, cbFile, true /fBlocking/, NULL);
601	if (RT_SUCCESS(vrc))
602	{
603	/* try translate it into a string we can return. */
604	Bstr bstrLicense((const char *)pvFile, cbFile);
605	if (bstrLicense.isNotEmpty())
606	{
607	bstrLicense.detachTo(a_pbstrLicense);
608	hrc = S_OK;
609	}
610	else
611	hrc = setError(VBOX_E_IPRT_ERROR,
612	tr("The license file '%s' is empty or contains invalid UTF-8 encoding"),
613	szName);
614	}
615	else
616	hrc = setError(VBOX_E_IPRT_ERROR, tr("Failed to read '%s': %Rrc"), szName, vrc);
617	RTMemFree(pvFile);
618	}
619	else
620	hrc = setError(E_OUTOFMEMORY, tr("Failed to allocate %zu bytes for '%s'"), cbFile, szName);
621	}
622	else
623	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTVfsIoStrmQueryInfo on '%s': %Rrc"), szName, vrc);
624	RTVfsIoStrmRelease(hVfsIos);
625	break;
626	}
627
628	/* Release current. */
629	RTVfsObjRelease(hVfsObj);
630	RTStrFree(pszName);
631	}
632	RTVfsFsStrmRelease(hTarFss);
633	}
634	else
635	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("%s"), szError);
636	}
637	else
638	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("The license file '%s' was not found in '%s'"),
639	szName, m->strExtPackFile.c_str());
640	}
641	}
642	return hrc;
643	}
644
645	STDMETHODIMP ExtPackFile::COMGETTER(FilePath)(BSTR *a_pbstrPath)
646	{
647	CheckComArgOutPointerValid(a_pbstrPath);
648
649	AutoCaller autoCaller(this);
650	HRESULT hrc = autoCaller.rc();
651	if (SUCCEEDED(hrc))
652	m->strExtPackFile.cloneTo(a_pbstrPath);
653	return hrc;
654	}
655
656	STDMETHODIMP ExtPackFile::Install(BOOL a_fReplace, IN_BSTR a_bstrDisplayInfo, IProgress **a_ppProgress)
657	{
658	if (a_ppProgress)
659	*a_ppProgress = NULL;
660
661	AutoCaller autoCaller(this);
662	HRESULT hrc = autoCaller.rc();
663	if (SUCCEEDED(hrc))
664	{
665	if (m->fUsable)
666	{
667	PEXTPACKINSTALLJOB pJob = NULL;
668	try
669	{
670	pJob = new EXTPACKINSTALLJOB;
671	pJob->ptrExtPackFile = this;
672	pJob->fReplace = a_fReplace != FALSE;
673	pJob->strDisplayInfo = a_bstrDisplayInfo;
674	pJob->ptrExtPackMgr = m->ptrExtPackMgr;
675	hrc = pJob->ptrProgress.createObject();
676	if (SUCCEEDED(hrc))
677	{
678	Bstr bstrDescription = tr("Installing extension pack");
679	hrc = pJob->ptrProgress->init(
680	#ifndef VBOX_COM_INPROC
681	m->pVirtualBox,
682	#endif
683	static_cast<IExtPackFile *>(this),
684	bstrDescription.raw(),
685	FALSE /aCancelable/,
686	NULL /aId/);
687	}
688	if (SUCCEEDED(hrc))
689	{
690	ComPtr<Progress> ptrProgress = pJob->ptrProgress;
691	int vrc = RTThreadCreate(NULL /phThread/, ExtPackManager::doInstallThreadProc, pJob, 0,
692	RTTHREADTYPE_DEFAULT, 0 /fFlags/, "ExtPackInst");
693	if (RT_SUCCESS(vrc))
694	{
695	pJob = NULL; /* the thread deletes it */
696	ptrProgress.queryInterfaceTo(a_ppProgress);
697	}
698	else
699	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTThreadCreate failed with %Rrc"), vrc);
700	}
701	}
702	catch (std::bad_alloc)
703	{
704	hrc = E_OUTOFMEMORY;
705	}
706	if (pJob)
707	delete pJob;
708	}
709	else
710	hrc = setError(E_FAIL, "%s", m->strWhyUnusable.c_str());
711	}
712	return hrc;
713	}
714
715	#endif
716
717
718
719
720	DEFINE_EMPTY_CTOR_DTOR(ExtPack)
721
722	/**
723	* Called by ComObjPtr::createObject when creating the object.
724	*
725	* Just initialize the basic object state, do the rest in initWithDir().
726	*
727	* @returns S_OK.
728	*/
729	HRESULT ExtPack::FinalConstruct()
730	{
731	m = NULL;
732	return S_OK;
733	}
734
735	/**
736	* Initializes the extension pack by reading its file.
737	*
738	* @returns COM status code.
739	* @param a_enmContext The context we're in.
740	* @param a_pszName The name of the extension pack. This is also the
741	* name of the subdirector under @a a_pszParentDir
742	* where the extension pack is installed.
743	* @param a_pszDir The extension pack directory name.
744	*/
745	HRESULT ExtPack::initWithDir(VBOXEXTPACKCTX a_enmContext, const char a_pszName, const char a_pszDir)
746	{
747	AutoInitSpan autoInitSpan(this);
748	AssertReturn(autoInitSpan.isOk(), E_FAIL);
749
750	static const VBOXEXTPACKHLP s_HlpTmpl =
751	{
752	/* u32Version = */ VBOXEXTPACKHLP_VERSION,
753	/* uVBoxFullVersion = */ VBOX_FULL_VERSION,
754	/* uVBoxVersionRevision = */ 0,
755	/* u32Padding = */ 0,
756	/* pszVBoxVersion = */ "",
757	/* pfnFindModule = */ ExtPack::hlpFindModule,
758	/* pfnGetFilePath = */ ExtPack::hlpGetFilePath,
759	/* pfnGetContext = */ ExtPack::hlpGetContext,
760	/* pfnReserved1 = */ ExtPack::hlpReservedN,
761	/* pfnReserved2 = */ ExtPack::hlpReservedN,
762	/* pfnReserved3 = */ ExtPack::hlpReservedN,
763	/* pfnReserved4 = */ ExtPack::hlpReservedN,
764	/* pfnReserved5 = */ ExtPack::hlpReservedN,
765	/* pfnReserved6 = */ ExtPack::hlpReservedN,
766	/* pfnReserved7 = */ ExtPack::hlpReservedN,
767	/* pfnReserved8 = */ ExtPack::hlpReservedN,
768	/* pfnReserved9 = */ ExtPack::hlpReservedN,
769	/* u32EndMarker = */ VBOXEXTPACKHLP_VERSION
770	};
771
772	/*
773	* Allocate + initialize our private data.
774	*/
775	m = new Data;
776	VBoxExtPackInitDesc(&m->Desc);
777	m->Desc.strName = a_pszName;
778	RT_ZERO(m->ObjInfoDesc);
779	m->fUsable = false;
780	m->strWhyUnusable = tr("ExtPack::init failed");
781	m->strExtPackPath = a_pszDir;
782	RT_ZERO(m->ObjInfoExtPack);
783	m->strMainModPath.setNull();
784	RT_ZERO(m->ObjInfoMainMod);
785	m->hMainMod = NIL_RTLDRMOD;
786	m->Hlp = s_HlpTmpl;
787	m->Hlp.pszVBoxVersion = RTBldCfgVersion();
788	m->Hlp.uVBoxInternalRevision = RTBldCfgRevision();
789	m->pThis = this;
790	m->pReg = NULL;
791	m->enmContext = a_enmContext;
792	m->fMadeReadyCall = false;
793
794	/*
795	* Probe the extension pack (this code is shared with refresh()).
796	*/
797	probeAndLoad();
798
799	autoInitSpan.setSucceeded();
800	return S_OK;
801	}
802
803	/**
804	* COM cruft.
805	*/
806	void ExtPack::FinalRelease()
807	{
808	uninit();
809	}
810
811	/**
812	* Do the actual cleanup.
813	*/
814	void ExtPack::uninit()
815	{
816	/* Enclose the state transition Ready->InUninit->NotReady */
817	AutoUninitSpan autoUninitSpan(this);
818	if (!autoUninitSpan.uninitDone() && m != NULL)
819	{
820	if (m->hMainMod != NIL_RTLDRMOD)
821	{
822	AssertPtr(m->pReg);
823	if (m->pReg->pfnUnload != NULL)
824	m->pReg->pfnUnload(m->pReg);
825
826	RTLdrClose(m->hMainMod);
827	m->hMainMod = NIL_RTLDRMOD;
828	m->pReg = NULL;
829	}
830
831	VBoxExtPackFreeDesc(&m->Desc);
832
833	delete m;
834	m = NULL;
835	}
836	}
837
838
839	/**
840	* Calls the installed hook.
841	*
842	* @returns true if we left the lock, false if we didn't.
843	* @param a_pVirtualBox The VirtualBox interface.
844	* @param a_pLock The write lock held by the caller.
845	* @param pErrInfo Where to return error information.
846	*/
847	bool ExtPack::callInstalledHook(IVirtualBox a_pVirtualBox, AutoWriteLock a_pLock, PRTERRINFO pErrInfo)
848	{
849	if ( m != NULL
850	&& m->hMainMod != NIL_RTLDRMOD)
851	{
852	if (m->pReg->pfnInstalled)
853	{
854	ComPtr<ExtPack> ptrSelfRef = this;
855	a_pLock->release();
856	pErrInfo->rc = m->pReg->pfnInstalled(m->pReg, a_pVirtualBox, pErrInfo);
857	a_pLock->acquire();
858	return true;
859	}
860	}
861	pErrInfo->rc = VINF_SUCCESS;
862	return false;
863	}
864
865	/**
866	* Calls the uninstall hook and closes the module.
867	*
868	* @returns S_OK or COM error status with error information.
869	* @param a_pVirtualBox The VirtualBox interface.
870	* @param a_fForcedRemoval When set, we'll ignore complaints from the
871	* uninstall hook.
872	* @remarks The caller holds the manager's write lock, not released.
873	*/
874	HRESULT ExtPack::callUninstallHookAndClose(IVirtualBox *a_pVirtualBox, bool a_fForcedRemoval)
875	{
876	HRESULT hrc = S_OK;
877
878	if ( m != NULL
879	&& m->hMainMod != NIL_RTLDRMOD)
880	{
881	if (m->pReg->pfnUninstall && !a_fForcedRemoval)
882	{
883	int vrc = m->pReg->pfnUninstall(m->pReg, a_pVirtualBox);
884	if (RT_FAILURE(vrc))
885	{
886	LogRel(("ExtPack pfnUninstall returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
887	if (!a_fForcedRemoval)
888	hrc = setError(E_FAIL, tr("pfnUninstall returned %Rrc"), vrc);
889	}
890	}
891	if (SUCCEEDED(hrc))
892	{
893	RTLdrClose(m->hMainMod);
894	m->hMainMod = NIL_RTLDRMOD;
895	m->pReg = NULL;
896	}
897	}
898
899	return hrc;
900	}
901
902	/**
903	* Calls the pfnVirtualBoxReady hook.
904	*
905	* @returns true if we left the lock, false if we didn't.
906	* @param a_pVirtualBox The VirtualBox interface.
907	* @param a_pLock The write lock held by the caller.
908	*/
909	bool ExtPack::callVirtualBoxReadyHook(IVirtualBox a_pVirtualBox, AutoWriteLock a_pLock)
910	{
911	if ( m != NULL
912	&& m->fUsable
913	&& !m->fMadeReadyCall)
914	{
915	m->fMadeReadyCall = true;
916	if (m->pReg->pfnVirtualBoxReady)
917	{
918	ComPtr<ExtPack> ptrSelfRef = this;
919	a_pLock->release();
920	m->pReg->pfnVirtualBoxReady(m->pReg, a_pVirtualBox);
921	a_pLock->acquire();
922	return true;
923	}
924	}
925	return false;
926	}
927
928	/**
929	* Calls the pfnConsoleReady hook.
930	*
931	* @returns true if we left the lock, false if we didn't.
932	* @param a_pConsole The Console interface.
933	* @param a_pLock The write lock held by the caller.
934	*/
935	bool ExtPack::callConsoleReadyHook(IConsole a_pConsole, AutoWriteLock a_pLock)
936	{
937	if ( m != NULL
938	&& m->fUsable
939	&& !m->fMadeReadyCall)
940	{
941	m->fMadeReadyCall = true;
942	if (m->pReg->pfnConsoleReady)
943	{
944	ComPtr<ExtPack> ptrSelfRef = this;
945	a_pLock->release();
946	m->pReg->pfnConsoleReady(m->pReg, a_pConsole);
947	a_pLock->acquire();
948	return true;
949	}
950	}
951	return false;
952	}
953
954	/**
955	* Calls the pfnVMCreate hook.
956	*
957	* @returns true if we left the lock, false if we didn't.
958	* @param a_pVirtualBox The VirtualBox interface.
959	* @param a_pMachine The machine interface of the new VM.
960	* @param a_pLock The write lock held by the caller.
961	*/
962	bool ExtPack::callVmCreatedHook(IVirtualBox a_pVirtualBox, IMachine a_pMachine, AutoWriteLock *a_pLock)
963	{
964	if ( m != NULL
965	&& m->fUsable)
966	{
967	if (m->pReg->pfnVMCreated)
968	{
969	ComPtr<ExtPack> ptrSelfRef = this;
970	a_pLock->release();
971	m->pReg->pfnVMCreated(m->pReg, a_pVirtualBox, a_pMachine);
972	a_pLock->acquire();
973	return true;
974	}
975	}
976	return false;
977	}
978
979	/**
980	* Calls the pfnVMConfigureVMM hook.
981	*
982	* @returns true if we left the lock, false if we didn't.
983	* @param a_pConsole The console interface.
984	* @param a_pVM The VM handle.
985	* @param a_pLock The write lock held by the caller.
986	* @param a_pvrc Where to return the status code of the
987	* callback. This is always set. LogRel is
988	* called on if a failure status is returned.
989	*/
990	bool ExtPack::callVmConfigureVmmHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock, int *a_pvrc)
991	{
992	*a_pvrc = VINF_SUCCESS;
993	if ( m != NULL
994	&& m->fUsable)
995	{
996	if (m->pReg->pfnVMConfigureVMM)
997	{
998	ComPtr<ExtPack> ptrSelfRef = this;
999	a_pLock->release();
1000	int vrc = m->pReg->pfnVMConfigureVMM(m->pReg, a_pConsole, a_pVM);
1001	*a_pvrc = vrc;
1002	a_pLock->acquire();
1003	if (RT_FAILURE(vrc))
1004	LogRel(("ExtPack pfnVMConfigureVMM returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
1005	return true;
1006	}
1007	}
1008	return false;
1009	}
1010
1011	/**
1012	* Calls the pfnVMPowerOn hook.
1013	*
1014	* @returns true if we left the lock, false if we didn't.
1015	* @param a_pConsole The console interface.
1016	* @param a_pVM The VM handle.
1017	* @param a_pLock The write lock held by the caller.
1018	* @param a_pvrc Where to return the status code of the
1019	* callback. This is always set. LogRel is
1020	* called on if a failure status is returned.
1021	*/
1022	bool ExtPack::callVmPowerOnHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock, int *a_pvrc)
1023	{
1024	*a_pvrc = VINF_SUCCESS;
1025	if ( m != NULL
1026	&& m->fUsable)
1027	{
1028	if (m->pReg->pfnVMPowerOn)
1029	{
1030	ComPtr<ExtPack> ptrSelfRef = this;
1031	a_pLock->release();
1032	int vrc = m->pReg->pfnVMPowerOn(m->pReg, a_pConsole, a_pVM);
1033	*a_pvrc = vrc;
1034	a_pLock->acquire();
1035	if (RT_FAILURE(vrc))
1036	LogRel(("ExtPack pfnVMPowerOn returned %Rrc for %s\n", vrc, m->Desc.strName.c_str()));
1037	return true;
1038	}
1039	}
1040	return false;
1041	}
1042
1043	/**
1044	* Calls the pfnVMPowerOff hook.
1045	*
1046	* @returns true if we left the lock, false if we didn't.
1047	* @param a_pConsole The console interface.
1048	* @param a_pVM The VM handle.
1049	* @param a_pLock The write lock held by the caller.
1050	*/
1051	bool ExtPack::callVmPowerOffHook(IConsole a_pConsole, PVM a_pVM, AutoWriteLock a_pLock)
1052	{
1053	if ( m != NULL
1054	&& m->fUsable)
1055	{
1056	if (m->pReg->pfnVMPowerOff)
1057	{
1058	ComPtr<ExtPack> ptrSelfRef = this;
1059	a_pLock->release();
1060	m->pReg->pfnVMPowerOff(m->pReg, a_pConsole, a_pVM);
1061	a_pLock->acquire();
1062	return true;
1063	}
1064	}
1065	return false;
1066	}
1067
1068	/**
1069	* Check if the extension pack is usable and has an VRDE module.
1070	*
1071	* @returns S_OK or COM error status with error information.
1072	*
1073	* @remarks Caller holds the extension manager lock for reading, no locking
1074	* necessary.
1075	*/
1076	HRESULT ExtPack::checkVrde(void)
1077	{
1078	HRESULT hrc;
1079	if ( m != NULL
1080	&& m->fUsable)
1081	{
1082	if (m->Desc.strVrdeModule.isNotEmpty())
1083	hrc = S_OK;
1084	else
1085	hrc = setError(E_FAIL, tr("The extension pack '%s' does not include a VRDE module"), m->Desc.strName.c_str());
1086	}
1087	else
1088	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
1089	return hrc;
1090	}
1091
1092	/**
1093	* Same as checkVrde(), except that it also resolves the path to the module.
1094	*
1095	* @returns S_OK or COM error status with error information.
1096	* @param a_pstrVrdeLibrary Where to return the path on success.
1097	*
1098	* @remarks Caller holds the extension manager lock for reading, no locking
1099	* necessary.
1100	*/
1101	HRESULT ExtPack::getVrdpLibraryName(Utf8Str *a_pstrVrdeLibrary)
1102	{
1103	HRESULT hrc = checkVrde();
1104	if (SUCCEEDED(hrc))
1105	{
1106	if (findModule(m->Desc.strVrdeModule.c_str(), NULL, VBOXEXTPACKMODKIND_R3,
1107	a_pstrVrdeLibrary, NULL /a_pfNative/, NULL /a_pObjInfo/))
1108	hrc = S_OK;
1109	else
1110	hrc = setError(E_FAIL, tr("Failed to locate the VRDE module '%s' in extension pack '%s'"),
1111	m->Desc.strVrdeModule.c_str(), m->Desc.strName.c_str());
1112	}
1113	return hrc;
1114	}
1115
1116	/**
1117	* Check if this extension pack wishes to be the default VRDE provider.
1118	*
1119	* @returns @c true if it wants to and it is in a usable state, otherwise
1120	* @c false.
1121	*
1122	* @remarks Caller holds the extension manager lock for reading, no locking
1123	* necessary.
1124	*/
1125	bool ExtPack::wantsToBeDefaultVrde(void) const
1126	{
1127	return m->fUsable
1128	&& m->Desc.strVrdeModule.isNotEmpty();
1129	}
1130
1131	/**
1132	* Refreshes the extension pack state.
1133	*
1134	* This is called by the manager so that the on disk changes are picked up.
1135	*
1136	* @returns S_OK or COM error status with error information.
1137	*
1138	* @param a_pfCanDelete Optional can-delete-this-object output indicator.
1139	*
1140	* @remarks Caller holds the extension manager lock for writing.
1141	* @remarks Only called in VBoxSVC.
1142	*/
1143	HRESULT ExtPack::refresh(bool *a_pfCanDelete)
1144	{
1145	if (a_pfCanDelete)
1146	*a_pfCanDelete = false;
1147
1148	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS); /* for the COMGETTERs */
1149
1150	/*
1151	* Has the module been deleted?
1152	*/
1153	RTFSOBJINFO ObjInfoExtPack;
1154	int vrc = RTPathQueryInfoEx(m->strExtPackPath.c_str(), &ObjInfoExtPack, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1155	if ( RT_FAILURE(vrc)
1156	\|\| !RTFS_IS_DIRECTORY(ObjInfoExtPack.Attr.fMode))
1157	{
1158	if (a_pfCanDelete)
1159	*a_pfCanDelete = true;
1160	return S_OK;
1161	}
1162
1163	/*
1164	* We've got a directory, so try query file system object info for the
1165	* files we are interested in as well.
1166	*/
1167	RTFSOBJINFO ObjInfoDesc;
1168	char szDescFilePath[RTPATH_MAX];
1169	vrc = RTPathJoin(szDescFilePath, sizeof(szDescFilePath), m->strExtPackPath.c_str(), VBOX_EXTPACK_DESCRIPTION_NAME);
1170	if (RT_SUCCESS(vrc))
1171	vrc = RTPathQueryInfoEx(szDescFilePath, &ObjInfoDesc, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1172	if (RT_FAILURE(vrc))
1173	RT_ZERO(ObjInfoDesc);
1174
1175	RTFSOBJINFO ObjInfoMainMod;
1176	if (m->strMainModPath.isNotEmpty())
1177	vrc = RTPathQueryInfoEx(m->strMainModPath.c_str(), &ObjInfoMainMod, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1178	if (m->strMainModPath.isEmpty() \|\| RT_FAILURE(vrc))
1179	RT_ZERO(ObjInfoMainMod);
1180
1181	/*
1182	* If we have a usable module already, just verify that things haven't
1183	* changed since we loaded it.
1184	*/
1185	if (m->fUsable)
1186	{
1187	if (m->hMainMod == NIL_RTLDRMOD)
1188	probeAndLoad();
1189	else if ( !objinfoIsEqual(&ObjInfoDesc, &m->ObjInfoDesc)
1190	\|\| !objinfoIsEqual(&ObjInfoMainMod, &m->ObjInfoMainMod)
1191	\|\| !objinfoIsEqual(&ObjInfoExtPack, &m->ObjInfoExtPack) )
1192	{
1193	/** @todo not important, so it can wait. */
1194	}
1195	}
1196	/*
1197	* Ok, it is currently not usable. If anything has changed since last time
1198	* reprobe the extension pack.
1199	*/
1200	else if ( !objinfoIsEqual(&ObjInfoDesc, &m->ObjInfoDesc)
1201	\|\| !objinfoIsEqual(&ObjInfoMainMod, &m->ObjInfoMainMod)
1202	\|\| !objinfoIsEqual(&ObjInfoExtPack, &m->ObjInfoExtPack) )
1203	probeAndLoad();
1204
1205	return S_OK;
1206	}
1207
1208	/**
1209	* Probes the extension pack, loading the main dll and calling its registration
1210	* entry point.
1211	*
1212	* This updates the state accordingly, the strWhyUnusable and fUnusable members
1213	* being the most important ones.
1214	*/
1215	void ExtPack::probeAndLoad(void)
1216	{
1217	m->fUsable = false;
1218	m->fMadeReadyCall = false;
1219
1220	/*
1221	* Query the file system info for the extension pack directory. This and
1222	* all other file system info we save is for the benefit of refresh().
1223	*/
1224	int vrc = RTPathQueryInfoEx(m->strExtPackPath.c_str(), &m->ObjInfoExtPack, RTFSOBJATTRADD_UNIX, RTPATH_F_ON_LINK);
1225	if (RT_FAILURE(vrc))
1226	{
1227	m->strWhyUnusable.printf(tr("RTPathQueryInfoEx on '%s' failed: %Rrc"), m->strExtPackPath.c_str(), vrc);
1228	return;
1229	}
1230	if (!RTFS_IS_DIRECTORY(m->ObjInfoExtPack.Attr.fMode))
1231	{
1232	if (RTFS_IS_SYMLINK(m->ObjInfoExtPack.Attr.fMode))
1233	m->strWhyUnusable.printf(tr("'%s' is a symbolic link, this is not allowed"), m->strExtPackPath.c_str(), vrc);
1234	else if (RTFS_IS_FILE(m->ObjInfoExtPack.Attr.fMode))
1235	m->strWhyUnusable.printf(tr("'%s' is a symbolic file, not a directory"), m->strExtPackPath.c_str(), vrc);
1236	else
1237	m->strWhyUnusable.printf(tr("'%s' is not a directory (fMode=%#x)"), m->strExtPackPath.c_str(), m->ObjInfoExtPack.Attr.fMode);
1238	return;
1239	}
1240
1241	RTERRINFOSTATIC ErrInfo;
1242	RTErrInfoInitStatic(&ErrInfo);
1243	vrc = SUPR3HardenedVerifyDir(m->strExtPackPath.c_str(), true /fRecursive/, true /fCheckFiles/, &ErrInfo.Core);
1244	if (RT_FAILURE(vrc))
1245	{
1246	m->strWhyUnusable.printf(tr("%s (rc=%Rrc)"), ErrInfo.Core.pszMsg, vrc);
1247	return;
1248	}
1249
1250	/*
1251	* Read the description file.
1252	*/
1253	RTCString strSavedName(m->Desc.strName);
1254	RTCString *pStrLoadErr = VBoxExtPackLoadDesc(m->strExtPackPath.c_str(), &m->Desc, &m->ObjInfoDesc);
1255	if (pStrLoadErr != NULL)
1256	{
1257	m->strWhyUnusable.printf(tr("Failed to load '%s/%s': %s"),
1258	m->strExtPackPath.c_str(), VBOX_EXTPACK_DESCRIPTION_NAME, pStrLoadErr->c_str());
1259	m->Desc.strName = strSavedName;
1260	delete pStrLoadErr;
1261	return;
1262	}
1263
1264	/*
1265	* Make sure the XML name and directory matches.
1266	*/
1267	if (!m->Desc.strName.equalsIgnoreCase(strSavedName))
1268	{
1269	m->strWhyUnusable.printf(tr("The description name ('%s') and directory name ('%s') does not match"),
1270	m->Desc.strName.c_str(), strSavedName.c_str());
1271	m->Desc.strName = strSavedName;
1272	return;
1273	}
1274
1275	/*
1276	* Load the main DLL and call the predefined entry point.
1277	*/
1278	bool fIsNative;
1279	if (!findModule(m->Desc.strMainModule.c_str(), NULL /* default extension */, VBOXEXTPACKMODKIND_R3,
1280	&m->strMainModPath, &fIsNative, &m->ObjInfoMainMod))
1281	{
1282	m->strWhyUnusable.printf(tr("Failed to locate the main module ('%s')"), m->Desc.strMainModule.c_str());
1283	return;
1284	}
1285
1286	vrc = SUPR3HardenedVerifyPlugIn(m->strMainModPath.c_str(), &ErrInfo.Core);
1287	if (RT_FAILURE(vrc))
1288	{
1289	m->strWhyUnusable.printf(tr("%s"), ErrInfo.Core.pszMsg);
1290	return;
1291	}
1292
1293	if (fIsNative)
1294	{
1295	vrc = SUPR3HardenedLdrLoadPlugIn(m->strMainModPath.c_str(), &m->hMainMod, &ErrInfo.Core);
1296	if (RT_FAILURE(vrc))
1297	{
1298	m->hMainMod = NIL_RTLDRMOD;
1299	m->strWhyUnusable.printf(tr("Failed to load the main module ('%s'): %Rrc - %s"),
1300	m->strMainModPath.c_str(), vrc, ErrInfo.Core.pszMsg);
1301	return;
1302	}
1303	}
1304	else
1305	{
1306	m->strWhyUnusable.printf(tr("Only native main modules are currently supported"));
1307	return;
1308	}
1309
1310	/*
1311	* Resolve the predefined entry point.
1312	*/
1313	PFNVBOXEXTPACKREGISTER pfnRegistration;
1314	vrc = RTLdrGetSymbol(m->hMainMod, VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, (void **)&pfnRegistration);
1315	if (RT_SUCCESS(vrc))
1316	{
1317	RTErrInfoClear(&ErrInfo.Core);
1318	vrc = pfnRegistration(&m->Hlp, &m->pReg, &ErrInfo.Core);
1319	if ( RT_SUCCESS(vrc)
1320	&& !RTErrInfoIsSet(&ErrInfo.Core)
1321	&& VALID_PTR(m->pReg))
1322	{
1323	if ( VBOXEXTPACK_IS_MAJOR_VER_EQUAL(m->pReg->u32Version, VBOXEXTPACKREG_VERSION)
1324	&& m->pReg->u32EndMarker == m->pReg->u32Version)
1325	{
1326	if ( (!m->pReg->pfnInstalled \|\| RT_VALID_PTR(m->pReg->pfnInstalled))
1327	&& (!m->pReg->pfnUninstall \|\| RT_VALID_PTR(m->pReg->pfnUninstall))
1328	&& (!m->pReg->pfnVirtualBoxReady \|\| RT_VALID_PTR(m->pReg->pfnVirtualBoxReady))
1329	&& (!m->pReg->pfnConsoleReady \|\| RT_VALID_PTR(m->pReg->pfnConsoleReady))
1330	&& (!m->pReg->pfnUnload \|\| RT_VALID_PTR(m->pReg->pfnUnload))
1331	&& (!m->pReg->pfnVMCreated \|\| RT_VALID_PTR(m->pReg->pfnVMCreated))
1332	&& (!m->pReg->pfnVMConfigureVMM \|\| RT_VALID_PTR(m->pReg->pfnVMConfigureVMM))
1333	&& (!m->pReg->pfnVMPowerOn \|\| RT_VALID_PTR(m->pReg->pfnVMPowerOn))
1334	&& (!m->pReg->pfnVMPowerOff \|\| RT_VALID_PTR(m->pReg->pfnVMPowerOff))
1335	&& (!m->pReg->pfnQueryObject \|\| RT_VALID_PTR(m->pReg->pfnQueryObject))
1336	)
1337	{
1338	/*
1339	* We're good!
1340	*/
1341	m->fUsable = true;
1342	m->strWhyUnusable.setNull();
1343	return;
1344	}
1345
1346	m->strWhyUnusable = tr("The registration structure contains on or more invalid function pointers");
1347	}
1348	else
1349	m->strWhyUnusable.printf(tr("Unsupported registration structure version %u.%u"),
1350	RT_HIWORD(m->pReg->u32Version), RT_LOWORD(m->pReg->u32Version));
1351	}
1352	else
1353	m->strWhyUnusable.printf(tr("%s returned %Rrc, pReg=%p ErrInfo='%s'"),
1354	VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, vrc, m->pReg, ErrInfo.Core.pszMsg);
1355	m->pReg = NULL;
1356	}
1357	else
1358	m->strWhyUnusable.printf(tr("Failed to resolve exported symbol '%s' in the main module: %Rrc"),
1359	VBOX_EXTPACK_MAIN_MOD_ENTRY_POINT, vrc);
1360
1361	RTLdrClose(m->hMainMod);
1362	m->hMainMod = NIL_RTLDRMOD;
1363	}
1364
1365	/**
1366	* Finds a module.
1367	*
1368	* @returns true if found, false if not.
1369	* @param a_pszName The module base name (no extension).
1370	* @param a_pszExt The extension. If NULL we use default
1371	* extensions.
1372	* @param a_enmKind The kind of module to locate.
1373	* @param a_pStrFound Where to return the path to the module we've
1374	* found.
1375	* @param a_pfNative Where to return whether this is a native module
1376	* or an agnostic one. Optional.
1377	* @param a_pObjInfo Where to return the file system object info for
1378	* the module. Optional.
1379	*/
1380	bool ExtPack::findModule(const char a_pszName, const char a_pszExt, VBOXEXTPACKMODKIND a_enmKind,
1381	Utf8Str a_pStrFound, bool a_pfNative, PRTFSOBJINFO a_pObjInfo) const
1382	{
1383	/*
1384	* Try the native path first.
1385	*/
1386	char szPath[RTPATH_MAX];
1387	int vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), RTBldCfgTargetDotArch());
1388	AssertLogRelRCReturn(vrc, false);
1389	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1390	AssertLogRelRCReturn(vrc, false);
1391	if (!a_pszExt)
1392	{
1393	const char *pszDefExt;
1394	switch (a_enmKind)
1395	{
1396	case VBOXEXTPACKMODKIND_RC: pszDefExt = ".rc"; break;
1397	case VBOXEXTPACKMODKIND_R0: pszDefExt = ".r0"; break;
1398	case VBOXEXTPACKMODKIND_R3: pszDefExt = RTLdrGetSuff(); break;
1399	default:
1400	AssertFailedReturn(false);
1401	}
1402	vrc = RTStrCat(szPath, sizeof(szPath), pszDefExt);
1403	AssertLogRelRCReturn(vrc, false);
1404	}
1405
1406	RTFSOBJINFO ObjInfo;
1407	if (!a_pObjInfo)
1408	a_pObjInfo = &ObjInfo;
1409	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1410	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1411	{
1412	if (a_pfNative)
1413	*a_pfNative = true;
1414	*a_pStrFound = szPath;
1415	return true;
1416	}
1417
1418	/*
1419	* Try the platform agnostic modules.
1420	*/
1421	/* gcc.x86/module.rel */
1422	char szSubDir[32];
1423	RTStrPrintf(szSubDir, sizeof(szSubDir), "%s.%s", RTBldCfgCompiler(), RTBldCfgTargetArch());
1424	vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), szSubDir);
1425	AssertLogRelRCReturn(vrc, false);
1426	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1427	AssertLogRelRCReturn(vrc, false);
1428	if (!a_pszExt)
1429	{
1430	vrc = RTStrCat(szPath, sizeof(szPath), ".rel");
1431	AssertLogRelRCReturn(vrc, false);
1432	}
1433	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1434	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1435	{
1436	if (a_pfNative)
1437	*a_pfNative = false;
1438	*a_pStrFound = szPath;
1439	return true;
1440	}
1441
1442	/* x86/module.rel */
1443	vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), RTBldCfgTargetArch());
1444	AssertLogRelRCReturn(vrc, false);
1445	vrc = RTPathAppend(szPath, sizeof(szPath), a_pszName);
1446	AssertLogRelRCReturn(vrc, false);
1447	if (!a_pszExt)
1448	{
1449	vrc = RTStrCat(szPath, sizeof(szPath), ".rel");
1450	AssertLogRelRCReturn(vrc, false);
1451	}
1452	vrc = RTPathQueryInfo(szPath, a_pObjInfo, RTFSOBJATTRADD_UNIX);
1453	if (RT_SUCCESS(vrc) && RTFS_IS_FILE(a_pObjInfo->Attr.fMode))
1454	{
1455	if (a_pfNative)
1456	*a_pfNative = false;
1457	*a_pStrFound = szPath;
1458	return true;
1459	}
1460
1461	return false;
1462	}
1463
1464	/**
1465	* Compares two file system object info structures.
1466	*
1467	* @returns true if equal, false if not.
1468	* @param pObjInfo1 The first.
1469	* @param pObjInfo2 The second.
1470	* @todo IPRT should do this, really.
1471	*/
1472	/* static */ bool ExtPack::objinfoIsEqual(PCRTFSOBJINFO pObjInfo1, PCRTFSOBJINFO pObjInfo2)
1473	{
1474	if (!RTTimeSpecIsEqual(&pObjInfo1->ModificationTime, &pObjInfo2->ModificationTime))
1475	return false;
1476	if (!RTTimeSpecIsEqual(&pObjInfo1->ChangeTime, &pObjInfo2->ChangeTime))
1477	return false;
1478	if (!RTTimeSpecIsEqual(&pObjInfo1->BirthTime, &pObjInfo2->BirthTime))
1479	return false;
1480	if (pObjInfo1->cbObject != pObjInfo2->cbObject)
1481	return false;
1482	if (pObjInfo1->Attr.fMode != pObjInfo2->Attr.fMode)
1483	return false;
1484	if (pObjInfo1->Attr.enmAdditional == pObjInfo2->Attr.enmAdditional)
1485	{
1486	switch (pObjInfo1->Attr.enmAdditional)
1487	{
1488	case RTFSOBJATTRADD_UNIX:
1489	if (pObjInfo1->Attr.u.Unix.uid != pObjInfo2->Attr.u.Unix.uid)
1490	return false;
1491	if (pObjInfo1->Attr.u.Unix.gid != pObjInfo2->Attr.u.Unix.gid)
1492	return false;
1493	if (pObjInfo1->Attr.u.Unix.INodeIdDevice != pObjInfo2->Attr.u.Unix.INodeIdDevice)
1494	return false;
1495	if (pObjInfo1->Attr.u.Unix.INodeId != pObjInfo2->Attr.u.Unix.INodeId)
1496	return false;
1497	if (pObjInfo1->Attr.u.Unix.GenerationId != pObjInfo2->Attr.u.Unix.GenerationId)
1498	return false;
1499	break;
1500	default:
1501	break;
1502	}
1503	}
1504	return true;
1505	}
1506
1507
1508	/**
1509	* @interface_method_impl{VBOXEXTPACKHLP,pfnFindModule}
1510	*/
1511	/static/ DECLCALLBACK(int)
1512	ExtPack::hlpFindModule(PCVBOXEXTPACKHLP pHlp, const char pszName, const char pszExt, VBOXEXTPACKMODKIND enmKind,
1513	char pszFound, size_t cbFound, bool pfNative)
1514	{
1515	/*
1516	* Validate the input and get our bearings.
1517	*/
1518	AssertPtrReturn(pszName, VERR_INVALID_POINTER);
1519	AssertPtrNullReturn(pszExt, VERR_INVALID_POINTER);
1520	AssertPtrReturn(pszFound, VERR_INVALID_POINTER);
1521	AssertPtrNullReturn(pfNative, VERR_INVALID_POINTER);
1522	AssertReturn(enmKind > VBOXEXTPACKMODKIND_INVALID && enmKind < VBOXEXTPACKMODKIND_END, VERR_INVALID_PARAMETER);
1523
1524	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1525	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1526	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1527	AssertPtrReturn(m, VERR_INVALID_POINTER);
1528	ExtPack *pThis = m->pThis;
1529	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1530
1531	/*
1532	* This is just a wrapper around findModule.
1533	*/
1534	Utf8Str strFound;
1535	if (pThis->findModule(pszName, pszExt, enmKind, &strFound, pfNative, NULL))
1536	return RTStrCopy(pszFound, cbFound, strFound.c_str());
1537	return VERR_FILE_NOT_FOUND;
1538	}
1539
1540	/static/ DECLCALLBACK(int)
1541	ExtPack::hlpGetFilePath(PCVBOXEXTPACKHLP pHlp, const char pszFilename, char pszPath, size_t cbPath)
1542	{
1543	/*
1544	* Validate the input and get our bearings.
1545	*/
1546	AssertPtrReturn(pszFilename, VERR_INVALID_POINTER);
1547	AssertPtrReturn(pszPath, VERR_INVALID_POINTER);
1548	AssertReturn(cbPath > 0, VERR_BUFFER_OVERFLOW);
1549
1550	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1551	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1552	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1553	AssertPtrReturn(m, VERR_INVALID_POINTER);
1554	ExtPack *pThis = m->pThis;
1555	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1556
1557	/*
1558	* This is a simple RTPathJoin, no checking if things exists or anything.
1559	*/
1560	int vrc = RTPathJoin(pszPath, cbPath, pThis->m->strExtPackPath.c_str(), pszFilename);
1561	if (RT_FAILURE(vrc))
1562	RT_BZERO(pszPath, cbPath);
1563	return vrc;
1564	}
1565
1566	/static/ DECLCALLBACK(VBOXEXTPACKCTX)
1567	ExtPack::hlpGetContext(PCVBOXEXTPACKHLP pHlp)
1568	{
1569	/*
1570	* Validate the input and get our bearings.
1571	*/
1572	AssertPtrReturn(pHlp, VBOXEXTPACKCTX_INVALID);
1573	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VBOXEXTPACKCTX_INVALID);
1574	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1575	AssertPtrReturn(m, VBOXEXTPACKCTX_INVALID);
1576	ExtPack *pThis = m->pThis;
1577	AssertPtrReturn(pThis, VBOXEXTPACKCTX_INVALID);
1578
1579	return pThis->m->enmContext;
1580	}
1581
1582	/static/ DECLCALLBACK(int)
1583	ExtPack::hlpReservedN(PCVBOXEXTPACKHLP pHlp)
1584	{
1585	/*
1586	* Validate the input and get our bearings.
1587	*/
1588	AssertPtrReturn(pHlp, VERR_INVALID_POINTER);
1589	AssertReturn(pHlp->u32Version == VBOXEXTPACKHLP_VERSION, VERR_INVALID_POINTER);
1590	ExtPack::Data *m = RT_FROM_CPP_MEMBER(pHlp, Data, Hlp);
1591	AssertPtrReturn(m, VERR_INVALID_POINTER);
1592	ExtPack *pThis = m->pThis;
1593	AssertPtrReturn(pThis, VERR_INVALID_POINTER);
1594
1595	return VERR_NOT_IMPLEMENTED;
1596	}
1597
1598
1599
1600
1601
1602	STDMETHODIMP ExtPack::COMGETTER(Name)(BSTR *a_pbstrName)
1603	{
1604	CheckComArgOutPointerValid(a_pbstrName);
1605
1606	AutoCaller autoCaller(this);
1607	HRESULT hrc = autoCaller.rc();
1608	if (SUCCEEDED(hrc))
1609	{
1610	Bstr str(m->Desc.strName);
1611	str.cloneTo(a_pbstrName);
1612	}
1613	return hrc;
1614	}
1615
1616	STDMETHODIMP ExtPack::COMGETTER(Description)(BSTR *a_pbstrDescription)
1617	{
1618	CheckComArgOutPointerValid(a_pbstrDescription);
1619
1620	AutoCaller autoCaller(this);
1621	HRESULT hrc = autoCaller.rc();
1622	if (SUCCEEDED(hrc))
1623	{
1624	Bstr str(m->Desc.strDescription);
1625	str.cloneTo(a_pbstrDescription);
1626	}
1627	return hrc;
1628	}
1629
1630	STDMETHODIMP ExtPack::COMGETTER(Version)(BSTR *a_pbstrVersion)
1631	{
1632	CheckComArgOutPointerValid(a_pbstrVersion);
1633
1634	AutoCaller autoCaller(this);
1635	HRESULT hrc = autoCaller.rc();
1636	if (SUCCEEDED(hrc))
1637	{
1638	Bstr str(m->Desc.strVersion);
1639	str.cloneTo(a_pbstrVersion);
1640	}
1641	return hrc;
1642	}
1643
1644	STDMETHODIMP ExtPack::COMGETTER(Revision)(ULONG *a_puRevision)
1645	{
1646	CheckComArgOutPointerValid(a_puRevision);
1647
1648	AutoCaller autoCaller(this);
1649	HRESULT hrc = autoCaller.rc();
1650	if (SUCCEEDED(hrc))
1651	*a_puRevision = m->Desc.uRevision;
1652	return hrc;
1653	}
1654
1655	STDMETHODIMP ExtPack::COMGETTER(Edition)(BSTR *a_pbstrEdition)
1656	{
1657	CheckComArgOutPointerValid(a_pbstrEdition);
1658
1659	AutoCaller autoCaller(this);
1660	HRESULT hrc = autoCaller.rc();
1661	if (SUCCEEDED(hrc))
1662	{
1663	Bstr str(m->Desc.strEdition);
1664	str.cloneTo(a_pbstrEdition);
1665	}
1666	return hrc;
1667	}
1668
1669	STDMETHODIMP ExtPack::COMGETTER(VRDEModule)(BSTR *a_pbstrVrdeModule)
1670	{
1671	CheckComArgOutPointerValid(a_pbstrVrdeModule);
1672
1673	AutoCaller autoCaller(this);
1674	HRESULT hrc = autoCaller.rc();
1675	if (SUCCEEDED(hrc))
1676	{
1677	Bstr str(m->Desc.strVrdeModule);
1678	str.cloneTo(a_pbstrVrdeModule);
1679	}
1680	return hrc;
1681	}
1682
1683	STDMETHODIMP ExtPack::COMGETTER(PlugIns)(ComSafeArrayOut(IExtPackPlugIn *, a_paPlugIns))
1684	{
1685	/** @todo implement plug-ins. */
1686	#ifdef VBOX_WITH_XPCOM
1687	NOREF(a_paPlugIns);
1688	NOREF(a_paPlugInsSize);
1689	#endif
1690	ReturnComNotImplemented();
1691	}
1692
1693	STDMETHODIMP ExtPack::COMGETTER(Usable)(BOOL *a_pfUsable)
1694	{
1695	CheckComArgOutPointerValid(a_pfUsable);
1696
1697	AutoCaller autoCaller(this);
1698	HRESULT hrc = autoCaller.rc();
1699	if (SUCCEEDED(hrc))
1700	*a_pfUsable = m->fUsable;
1701	return hrc;
1702	}
1703
1704	STDMETHODIMP ExtPack::COMGETTER(WhyUnusable)(BSTR *a_pbstrWhy)
1705	{
1706	CheckComArgOutPointerValid(a_pbstrWhy);
1707
1708	AutoCaller autoCaller(this);
1709	HRESULT hrc = autoCaller.rc();
1710	if (SUCCEEDED(hrc))
1711	m->strWhyUnusable.cloneTo(a_pbstrWhy);
1712	return hrc;
1713	}
1714
1715	STDMETHODIMP ExtPack::COMGETTER(ShowLicense)(BOOL *a_pfShowIt)
1716	{
1717	CheckComArgOutPointerValid(a_pfShowIt);
1718
1719	AutoCaller autoCaller(this);
1720	HRESULT hrc = autoCaller.rc();
1721	if (SUCCEEDED(hrc))
1722	*a_pfShowIt = m->Desc.fShowLicense;
1723	return hrc;
1724	}
1725
1726	STDMETHODIMP ExtPack::COMGETTER(License)(BSTR *a_pbstrHtmlLicense)
1727	{
1728	Bstr bstrHtml("html");
1729	return QueryLicense(Bstr::Empty.raw(), Bstr::Empty.raw(), bstrHtml.raw(), a_pbstrHtmlLicense);
1730	}
1731
1732	STDMETHODIMP ExtPack::QueryLicense(IN_BSTR a_bstrPreferredLocale, IN_BSTR a_bstrPreferredLanguage, IN_BSTR a_bstrFormat,
1733	BSTR *a_pbstrLicense)
1734	{
1735	/*
1736	* Validate input.
1737	*/
1738	CheckComArgOutPointerValid(a_pbstrLicense);
1739	CheckComArgNotNull(a_bstrPreferredLocale);
1740	CheckComArgNotNull(a_bstrPreferredLanguage);
1741	CheckComArgNotNull(a_bstrFormat);
1742
1743	Utf8Str strPreferredLocale(a_bstrPreferredLocale);
1744	if (strPreferredLocale.length() != 2 && strPreferredLocale.length() != 0)
1745	return setError(E_FAIL, tr("The preferred locale is a two character string or empty."));
1746
1747	Utf8Str strPreferredLanguage(a_bstrPreferredLanguage);
1748	if (strPreferredLanguage.length() != 2 && strPreferredLanguage.length() != 0)
1749	return setError(E_FAIL, tr("The preferred lanuage is a two character string or empty."));
1750
1751	Utf8Str strFormat(a_bstrFormat);
1752	if ( !strFormat.equals("html")
1753	&& !strFormat.equals("rtf")
1754	&& !strFormat.equals("txt"))
1755	return setError(E_FAIL, tr("The license format can only have the values 'html', 'rtf' and 'txt'."));
1756
1757	/*
1758	* Combine the options to form a file name before locking down anything.
1759	*/
1760	char szName[sizeof(VBOX_EXTPACK_LICENSE_NAME_PREFIX "-de_DE.html") + 2];
1761	if (strPreferredLocale.isNotEmpty() && strPreferredLanguage.isNotEmpty())
1762	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s_%s.%s",
1763	strPreferredLocale.c_str(), strPreferredLanguage.c_str(), strFormat.c_str());
1764	else if (strPreferredLocale.isNotEmpty())
1765	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-%s.%s", strPreferredLocale.c_str(), strFormat.c_str());
1766	else if (strPreferredLanguage.isNotEmpty())
1767	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX "-_%s.%s", strPreferredLocale.c_str(), strFormat.c_str());
1768	else
1769	RTStrPrintf(szName, sizeof(szName), VBOX_EXTPACK_LICENSE_NAME_PREFIX ".%s", strFormat.c_str());
1770
1771	/*
1772	* Effectuate the query.
1773	*/
1774	AutoCaller autoCaller(this);
1775	HRESULT hrc = autoCaller.rc();
1776	if (SUCCEEDED(hrc))
1777	{
1778	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS); /* paranoia */
1779
1780	if (!m->fUsable)
1781	hrc = setError(E_FAIL, tr("%s"), m->strWhyUnusable.c_str());
1782	else
1783	{
1784	char szPath[RTPATH_MAX];
1785	int vrc = RTPathJoin(szPath, sizeof(szPath), m->strExtPackPath.c_str(), szName);
1786	if (RT_SUCCESS(vrc))
1787	{
1788	void *pvFile;
1789	size_t cbFile;
1790	vrc = RTFileReadAllEx(szPath, 0, RTFOFF_MAX, RTFILE_RDALL_O_DENY_READ, &pvFile, &cbFile);
1791	if (RT_SUCCESS(vrc))
1792	{
1793	Bstr bstrLicense((const char *)pvFile, cbFile);
1794	if (bstrLicense.isNotEmpty())
1795	{
1796	bstrLicense.detachTo(a_pbstrLicense);
1797	hrc = S_OK;
1798	}
1799	else
1800	hrc = setError(VBOX_E_IPRT_ERROR, tr("The license file '%s' is empty or contains invalid UTF-8 encoding"),
1801	szPath);
1802	RTFileReadAllFree(pvFile, cbFile);
1803	}
1804	else if (vrc == VERR_FILE_NOT_FOUND \|\| vrc == VERR_PATH_NOT_FOUND)
1805	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("The license file '%s' was not found in extension pack '%s'"),
1806	szName, m->Desc.strName.c_str());
1807	else
1808	hrc = setError(VBOX_E_FILE_ERROR, tr("Failed to open the license file '%s': %Rrc"), szPath, vrc);
1809	}
1810	else
1811	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTPathJoin failed: %Rrc"), vrc);
1812	}
1813	}
1814	return hrc;
1815	}
1816
1817
1818	STDMETHODIMP ExtPack::QueryObject(IN_BSTR a_bstrObjectId, IUnknown **a_ppUnknown)
1819	{
1820	com::Guid ObjectId;
1821	CheckComArgGuid(a_bstrObjectId, ObjectId);
1822	CheckComArgOutPointerValid(a_ppUnknown);
1823
1824	AutoCaller autoCaller(this);
1825	HRESULT hrc = autoCaller.rc();
1826	if (SUCCEEDED(hrc))
1827	{
1828	if ( m->pReg
1829	&& m->pReg->pfnQueryObject)
1830	{
1831	void *pvUnknown = m->pReg->pfnQueryObject(m->pReg, ObjectId.raw());
1832	if (pvUnknown)
1833	a_ppUnknown = (IUnknown )pvUnknown;
1834	else
1835	hrc = E_NOINTERFACE;
1836	}
1837	else
1838	hrc = E_NOINTERFACE;
1839	}
1840	return hrc;
1841	}
1842
1843
1844
1845
1846	DEFINE_EMPTY_CTOR_DTOR(ExtPackManager)
1847
1848	/**
1849	* Called by ComObjPtr::createObject when creating the object.
1850	*
1851	* Just initialize the basic object state, do the rest in init().
1852	*
1853	* @returns S_OK.
1854	*/
1855	HRESULT ExtPackManager::FinalConstruct()
1856	{
1857	m = NULL;
1858	return S_OK;
1859	}
1860
1861	/**
1862	* Initializes the extension pack manager.
1863	*
1864	* @returns COM status code.
1865	* @param a_pVirtualBox Pointer to the VirtualBox object.
1866	* @param a_enmContext The context we're in.
1867	*/
1868	HRESULT ExtPackManager::initExtPackManager(VirtualBox *a_pVirtualBox, VBOXEXTPACKCTX a_enmContext)
1869	{
1870	AutoInitSpan autoInitSpan(this);
1871	AssertReturn(autoInitSpan.isOk(), E_FAIL);
1872
1873	/*
1874	* Figure some stuff out before creating the instance data.
1875	*/
1876	char szBaseDir[RTPATH_MAX];
1877	int rc = RTPathAppPrivateArchTop(szBaseDir, sizeof(szBaseDir));
1878	AssertLogRelRCReturn(rc, E_FAIL);
1879	rc = RTPathAppend(szBaseDir, sizeof(szBaseDir), VBOX_EXTPACK_INSTALL_DIR);
1880	AssertLogRelRCReturn(rc, E_FAIL);
1881
1882	char szCertificatDir[RTPATH_MAX];
1883	rc = RTPathAppPrivateNoArch(szCertificatDir, sizeof(szCertificatDir));
1884	AssertLogRelRCReturn(rc, E_FAIL);
1885	rc = RTPathAppend(szCertificatDir, sizeof(szCertificatDir), VBOX_EXTPACK_CERT_DIR);
1886	AssertLogRelRCReturn(rc, E_FAIL);
1887
1888	/*
1889	* Allocate and initialize the instance data.
1890	*/
1891	m = new Data;
1892	m->strBaseDir = szBaseDir;
1893	m->strCertificatDirPath = szCertificatDir;
1894	#if !defined(VBOX_COM_INPROC)
1895	m->pVirtualBox = a_pVirtualBox;
1896	#endif
1897	m->enmContext = a_enmContext;
1898
1899	/*
1900	* Slurp in VBoxVMM which is used by VBoxPuelMain.
1901	*/
1902	#if !defined(RT_OS_WINDOWS) && !defined(RT_OS_DARWIN)
1903	if (a_enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
1904	{
1905	int vrc = SUPR3HardenedLdrLoadAppPriv("VBoxVMM", &m->hVBoxVMM, RTLDRLOAD_FLAGS_GLOBAL, NULL);
1906	if (RT_FAILURE(vrc))
1907	m->hVBoxVMM = NIL_RTLDRMOD;
1908	/* cleanup in ::uninit()? */
1909	}
1910	#endif
1911
1912	/*
1913	* Go looking for extensions. The RTDirOpen may fail if nothing has been
1914	* installed yet, or if root is paranoid and has revoked our access to them.
1915	*
1916	* We ASSUME that there are no files, directories or stuff in the directory
1917	* that exceed the max name length in RTDIRENTRYEX.
1918	*/
1919	HRESULT hrc = S_OK;
1920	PRTDIR pDir;
1921	int vrc = RTDirOpen(&pDir, szBaseDir);
1922	if (RT_SUCCESS(vrc))
1923	{
1924	for (;;)
1925	{
1926	RTDIRENTRYEX Entry;
1927	vrc = RTDirReadEx(pDir, &Entry, NULL /pcbDirEntry/, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
1928	if (RT_FAILURE(vrc))
1929	{
1930	AssertLogRelMsg(vrc == VERR_NO_MORE_FILES, ("%Rrc\n", vrc));
1931	break;
1932	}
1933	if ( RTFS_IS_DIRECTORY(Entry.Info.Attr.fMode)
1934	&& strcmp(Entry.szName, ".") != 0
1935	&& strcmp(Entry.szName, "..") != 0
1936	&& VBoxExtPackIsValidMangledName(Entry.szName) )
1937	{
1938	/*
1939	* All directories are extensions, the shall be nothing but
1940	* extensions in this subdirectory.
1941	*/
1942	char szExtPackDir[RTPATH_MAX];
1943	vrc = RTPathJoin(szExtPackDir, sizeof(szExtPackDir), m->strBaseDir.c_str(), Entry.szName);
1944	AssertLogRelRC(vrc);
1945	if (RT_SUCCESS(vrc))
1946	{
1947	RTCString *pstrName = VBoxExtPackUnmangleName(Entry.szName, RTSTR_MAX);
1948	AssertLogRel(pstrName);
1949	if (pstrName)
1950	{
1951	ComObjPtr<ExtPack> NewExtPack;
1952	HRESULT hrc2 = NewExtPack.createObject();
1953	if (SUCCEEDED(hrc2))
1954	hrc2 = NewExtPack->initWithDir(a_enmContext, pstrName->c_str(), szExtPackDir);
1955	delete pstrName;
1956	if (SUCCEEDED(hrc2))
1957	m->llInstalledExtPacks.push_back(NewExtPack);
1958	else if (SUCCEEDED(rc))
1959	hrc = hrc2;
1960	}
1961	else
1962	hrc = E_UNEXPECTED;
1963	}
1964	else
1965	hrc = E_UNEXPECTED;
1966	}
1967	}
1968	RTDirClose(pDir);
1969	}
1970	/* else: ignore, the directory probably does not exist or something. */
1971
1972	if (SUCCEEDED(hrc))
1973	autoInitSpan.setSucceeded();
1974	return hrc;
1975	}
1976
1977	/**
1978	* COM cruft.
1979	*/
1980	void ExtPackManager::FinalRelease()
1981	{
1982	uninit();
1983	}
1984
1985	/**
1986	* Do the actual cleanup.
1987	*/
1988	void ExtPackManager::uninit()
1989	{
1990	/* Enclose the state transition Ready->InUninit->NotReady */
1991	AutoUninitSpan autoUninitSpan(this);
1992	if (!autoUninitSpan.uninitDone() && m != NULL)
1993	{
1994	delete m;
1995	m = NULL;
1996	}
1997	}
1998
1999
2000	STDMETHODIMP ExtPackManager::COMGETTER(InstalledExtPacks)(ComSafeArrayOut(IExtPack *, a_paExtPacks))
2001	{
2002	CheckComArgOutSafeArrayPointerValid(a_paExtPacks);
2003	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2004
2005	AutoCaller autoCaller(this);
2006	HRESULT hrc = autoCaller.rc();
2007	if (SUCCEEDED(hrc))
2008	{
2009	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2010
2011	SafeIfaceArray<IExtPack> SaExtPacks(m->llInstalledExtPacks);
2012	SaExtPacks.detachTo(ComSafeArrayOutArg(a_paExtPacks));
2013	}
2014
2015	return hrc;
2016	}
2017
2018	STDMETHODIMP ExtPackManager::Find(IN_BSTR a_bstrName, IExtPack **a_pExtPack)
2019	{
2020	CheckComArgNotNull(a_bstrName);
2021	CheckComArgOutPointerValid(a_pExtPack);
2022	Utf8Str strName(a_bstrName);
2023	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2024
2025	AutoCaller autoCaller(this);
2026	HRESULT hrc = autoCaller.rc();
2027	if (SUCCEEDED(hrc))
2028	{
2029	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2030
2031	ComPtr<ExtPack> ptrExtPack = findExtPack(strName.c_str());
2032	if (!ptrExtPack.isNull())
2033	ptrExtPack.queryInterfaceTo(a_pExtPack);
2034	else
2035	hrc = VBOX_E_OBJECT_NOT_FOUND;
2036	}
2037
2038	return hrc;
2039	}
2040
2041	STDMETHODIMP ExtPackManager::OpenExtPackFile(IN_BSTR a_bstrTarballAndDigest, IExtPackFile **a_ppExtPackFile)
2042	{
2043	CheckComArgNotNull(a_bstrTarballAndDigest);
2044	CheckComArgOutPointerValid(a_ppExtPackFile);
2045	AssertReturn(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON, E_UNEXPECTED);
2046
2047	#if !defined(VBOX_COM_INPROC)
2048	/* The API can optionally take a ::SHA-256=<hex-digest> attribute at the
2049	end of the file name. This is just a temporary measure for
2050	backporting, in 4.2 we'll add another parameter to the method. */
2051	Utf8Str strTarball;
2052	Utf8Str strDigest;
2053	Utf8Str strTarballAndDigest(a_bstrTarballAndDigest);
2054	size_t offSha256 = strTarballAndDigest.find("::SHA-256=");
2055	if (offSha256 == Utf8Str::npos)
2056	strTarball = strTarballAndDigest;
2057	else
2058	{
2059	strTarball = strTarballAndDigest.substr(0, offSha256);
2060	strDigest = strTarballAndDigest.substr(offSha256 + sizeof("::SHA-256=") - 1);
2061	}
2062
2063	ComObjPtr<ExtPackFile> NewExtPackFile;
2064	HRESULT hrc = NewExtPackFile.createObject();
2065	if (SUCCEEDED(hrc))
2066	hrc = NewExtPackFile->initWithFile(strTarball.c_str(), strDigest.c_str(), this, m->pVirtualBox);
2067	if (SUCCEEDED(hrc))
2068	NewExtPackFile.queryInterfaceTo(a_ppExtPackFile);
2069
2070	return hrc;
2071	#else
2072	return E_NOTIMPL;
2073	#endif
2074	}
2075
2076	STDMETHODIMP ExtPackManager::Uninstall(IN_BSTR a_bstrName, BOOL a_fForcedRemoval, IN_BSTR a_bstrDisplayInfo,
2077	IProgress **a_ppProgress)
2078	{
2079	CheckComArgNotNull(a_bstrName);
2080	if (a_ppProgress)
2081	*a_ppProgress = NULL;
2082	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2083
2084	#if !defined(VBOX_COM_INPROC)
2085	AutoCaller autoCaller(this);
2086	HRESULT hrc = autoCaller.rc();
2087	if (SUCCEEDED(hrc))
2088	{
2089	PEXTPACKUNINSTALLJOB pJob = NULL;
2090	try
2091	{
2092	pJob = new EXTPACKUNINSTALLJOB;
2093	pJob->ptrExtPackMgr = this;
2094	pJob->strName = a_bstrName;
2095	pJob->fForcedRemoval = a_fForcedRemoval != FALSE;
2096	pJob->strDisplayInfo = a_bstrDisplayInfo;
2097	hrc = pJob->ptrProgress.createObject();
2098	if (SUCCEEDED(hrc))
2099	{
2100	Bstr bstrDescription = tr("Uninstalling extension pack");
2101	hrc = pJob->ptrProgress->init(
2102	#ifndef VBOX_COM_INPROC
2103	m->pVirtualBox,
2104	#endif
2105	static_cast<IExtPackManager *>(this),
2106	bstrDescription.raw(),
2107	FALSE /aCancelable/,
2108	NULL /aId/);
2109	}
2110	if (SUCCEEDED(hrc))
2111	{
2112	ComPtr<Progress> ptrProgress = pJob->ptrProgress;
2113	int vrc = RTThreadCreate(NULL /phThread/, ExtPackManager::doUninstallThreadProc, pJob, 0,
2114	RTTHREADTYPE_DEFAULT, 0 /fFlags/, "ExtPackUninst");
2115	if (RT_SUCCESS(vrc))
2116	{
2117	pJob = NULL; /* the thread deletes it */
2118	ptrProgress.queryInterfaceTo(a_ppProgress);
2119	}
2120	else
2121	hrc = setError(VBOX_E_IPRT_ERROR, tr("RTThreadCreate failed with %Rrc"), vrc);
2122	}
2123	}
2124	catch (std::bad_alloc)
2125	{
2126	hrc = E_OUTOFMEMORY;
2127	}
2128	if (pJob)
2129	delete pJob;
2130	}
2131
2132	return hrc;
2133	#else
2134	return E_NOTIMPL;
2135	#endif
2136	}
2137
2138	STDMETHODIMP ExtPackManager::Cleanup(void)
2139	{
2140	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2141
2142	AutoCaller autoCaller(this);
2143	HRESULT hrc = autoCaller.rc();
2144	if (SUCCEEDED(hrc))
2145	{
2146	/*
2147	* Run the set-uid-to-root binary that performs the cleanup.
2148	*
2149	* Take the write lock to prevent conflicts with other calls to this
2150	* VBoxSVC instance.
2151	*/
2152	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2153	hrc = runSetUidToRootHelper(NULL,
2154	"cleanup",
2155	"--base-dir", m->strBaseDir.c_str(),
2156	(const char *)NULL);
2157	}
2158
2159	return hrc;
2160	}
2161
2162	STDMETHODIMP ExtPackManager::QueryAllPlugInsForFrontend(IN_BSTR a_bstrFrontend, ComSafeArrayOut(BSTR, a_pabstrPlugInModules))
2163	{
2164	CheckComArgNotNull(a_bstrFrontend);
2165	Utf8Str strName(a_bstrFrontend);
2166	CheckComArgOutSafeArrayPointerValid(a_pabstrPlugInModules);
2167	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2168
2169	AutoCaller autoCaller(this);
2170	HRESULT hrc = autoCaller.rc();
2171	if (SUCCEEDED(hrc))
2172	{
2173	com::SafeArray<BSTR> saPaths((size_t)0);
2174	/** @todo implement plug-ins */
2175	saPaths.detachTo(ComSafeArrayOutArg(a_pabstrPlugInModules));
2176	}
2177	return hrc;
2178	}
2179
2180	STDMETHODIMP ExtPackManager::IsExtPackUsable(IN_BSTR a_bstrExtPack, BOOL *aUsable)
2181	{
2182	CheckComArgNotNull(a_bstrExtPack);
2183	Utf8Str strExtPack(a_bstrExtPack);
2184	*aUsable = isExtPackUsable(strExtPack.c_str());
2185	return S_OK;
2186	}
2187
2188	/**
2189	* Finds the success indicator string in the stderr output ofr hte helper app.
2190	*
2191	* @returns Pointer to the indicator.
2192	* @param psz The stderr output string. Can be NULL.
2193	* @param cch The size of the string.
2194	*/
2195	static char findSuccessIndicator(char psz, size_t cch)
2196	{
2197	static const char s_szSuccessInd[] = "rcExit=RTEXITCODE_SUCCESS";
2198	Assert(!cch \|\| strlen(psz) == cch);
2199	if (cch < sizeof(s_szSuccessInd) - 1)
2200	return NULL;
2201	char *pszInd = &psz[cch - sizeof(s_szSuccessInd) + 1];
2202	if (strcmp(s_szSuccessInd, pszInd))
2203	return NULL;
2204	return pszInd;
2205	}
2206
2207	/**
2208	* Runs the helper application that does the privileged operations.
2209	*
2210	* @returns S_OK or a failure status with error information set.
2211	* @param a_pstrDisplayInfo Platform specific display info hacks.
2212	* @param a_pszCommand The command to execute.
2213	* @param ... The argument strings that goes along with the
2214	* command. Maximum is about 16. Terminated by a
2215	* NULL.
2216	*/
2217	HRESULT ExtPackManager::runSetUidToRootHelper(Utf8Str const a_pstrDisplayInfo, const char a_pszCommand, ...)
2218	{
2219	/*
2220	* Calculate the path to the helper application.
2221	*/
2222	char szExecName[RTPATH_MAX];
2223	int vrc = RTPathAppPrivateArch(szExecName, sizeof(szExecName));
2224	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2225
2226	vrc = RTPathAppend(szExecName, sizeof(szExecName), VBOX_EXTPACK_HELPER_NAME);
2227	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2228
2229	/*
2230	* Convert the variable argument list to a RTProcCreate argument vector.
2231	*/
2232	const char *apszArgs[20];
2233	unsigned cArgs = 0;
2234
2235	LogRel(("ExtPack: Executing '%s'", szExecName));
2236	apszArgs[cArgs++] = &szExecName[0];
2237
2238	if ( a_pstrDisplayInfo
2239	&& a_pstrDisplayInfo->isNotEmpty())
2240	{
2241	LogRel((" '--display-info-hack' '%s'", a_pstrDisplayInfo->c_str()));
2242	apszArgs[cArgs++] = "--display-info-hack";
2243	apszArgs[cArgs++] = a_pstrDisplayInfo->c_str();
2244	}
2245
2246	LogRel(("'%s'", a_pszCommand));
2247	apszArgs[cArgs++] = a_pszCommand;
2248
2249	va_list va;
2250	va_start(va, a_pszCommand);
2251	const char *pszLastArg;
2252	for (;;)
2253	{
2254	AssertReturn(cArgs < RT_ELEMENTS(apszArgs) - 1, E_UNEXPECTED);
2255	pszLastArg = va_arg(va, const char *);
2256	if (!pszLastArg)
2257	break;
2258	LogRel((" '%s'", pszLastArg));
2259	apszArgs[cArgs++] = pszLastArg;
2260	};
2261	va_end(va);
2262
2263	LogRel(("\n"));
2264	apszArgs[cArgs] = NULL;
2265
2266	/*
2267	* Create a PIPE which we attach to stderr so that we can read the error
2268	* message on failure and report it back to the caller.
2269	*/
2270	RTPIPE hPipeR;
2271	RTHANDLE hStdErrPipe;
2272	hStdErrPipe.enmType = RTHANDLETYPE_PIPE;
2273	vrc = RTPipeCreate(&hPipeR, &hStdErrPipe.u.hPipe, RTPIPE_C_INHERIT_WRITE);
2274	AssertLogRelRCReturn(vrc, E_UNEXPECTED);
2275
2276	/*
2277	* Spawn the process.
2278	*/
2279	HRESULT hrc;
2280	RTPROCESS hProcess;
2281	vrc = RTProcCreateEx(szExecName,
2282	apszArgs,
2283	RTENV_DEFAULT,
2284	0 /fFlags/,
2285	NULL /phStdIn/,
2286	NULL /phStdOut/,
2287	&hStdErrPipe,
2288	NULL /pszAsUser/,
2289	NULL /pszPassword/,
2290	&hProcess);
2291	if (RT_SUCCESS(vrc))
2292	{
2293	vrc = RTPipeClose(hStdErrPipe.u.hPipe);
2294	hStdErrPipe.u.hPipe = NIL_RTPIPE;
2295
2296	/*
2297	* Read the pipe output until the process completes.
2298	*/
2299	RTPROCSTATUS ProcStatus = { -42, RTPROCEXITREASON_ABEND };
2300	size_t cbStdErrBuf = 0;
2301	size_t offStdErrBuf = 0;
2302	char *pszStdErrBuf = NULL;
2303	do
2304	{
2305	/*
2306	* Service the pipe. Block waiting for output or the pipe breaking
2307	* when the process terminates.
2308	*/
2309	if (hPipeR != NIL_RTPIPE)
2310	{
2311	char achBuf[1024];
2312	size_t cbRead;
2313	vrc = RTPipeReadBlocking(hPipeR, achBuf, sizeof(achBuf), &cbRead);
2314	if (RT_SUCCESS(vrc))
2315	{
2316	/* grow the buffer? */
2317	size_t cbBufReq = offStdErrBuf + cbRead + 1;
2318	if ( cbBufReq > cbStdErrBuf
2319	&& cbBufReq < _256K)
2320	{
2321	size_t cbNew = RT_ALIGN_Z(cbBufReq, 16); // 1024
2322	void *pvNew = RTMemRealloc(pszStdErrBuf, cbNew);
2323	if (pvNew)
2324	{
2325	pszStdErrBuf = (char *)pvNew;
2326	cbStdErrBuf = cbNew;
2327	}
2328	}
2329
2330	/* append if we've got room. */
2331	if (cbBufReq <= cbStdErrBuf)
2332	{
2333	memcpy(&pszStdErrBuf[offStdErrBuf], achBuf, cbRead);
2334	offStdErrBuf = offStdErrBuf + cbRead;
2335	pszStdErrBuf[offStdErrBuf] = '\0';
2336	}
2337	}
2338	else
2339	{
2340	AssertLogRelMsg(vrc == VERR_BROKEN_PIPE, ("%Rrc\n", vrc));
2341	RTPipeClose(hPipeR);
2342	hPipeR = NIL_RTPIPE;
2343	}
2344	}
2345
2346	/*
2347	* Service the process. Block if we have no pipe.
2348	*/
2349	if (hProcess != NIL_RTPROCESS)
2350	{
2351	vrc = RTProcWait(hProcess,
2352	hPipeR == NIL_RTPIPE ? RTPROCWAIT_FLAGS_BLOCK : RTPROCWAIT_FLAGS_NOBLOCK,
2353	&ProcStatus);
2354	if (RT_SUCCESS(vrc))
2355	hProcess = NIL_RTPROCESS;
2356	else
2357	AssertLogRelMsgStmt(vrc == VERR_PROCESS_RUNNING, ("%Rrc\n", vrc), hProcess = NIL_RTPROCESS);
2358	}
2359	} while ( hPipeR != NIL_RTPIPE
2360	\|\| hProcess != NIL_RTPROCESS);
2361
2362	LogRel(("ExtPack: enmReason=%d iStatus=%d stderr='%s'\n",
2363	ProcStatus.enmReason, ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : ""));
2364
2365	/*
2366	* Look for rcExit=RTEXITCODE_SUCCESS at the end of the error output,
2367	* cut it as it is only there to attest the success.
2368	*/
2369	if (offStdErrBuf > 0)
2370	{
2371	RTStrStripR(pszStdErrBuf);
2372	offStdErrBuf = strlen(pszStdErrBuf);
2373	}
2374
2375	char *pszSuccessInd = findSuccessIndicator(pszStdErrBuf, offStdErrBuf);
2376	if (pszSuccessInd)
2377	{
2378	*pszSuccessInd = '\0';
2379	offStdErrBuf = pszSuccessInd - pszStdErrBuf;
2380	}
2381	else if ( ProcStatus.enmReason == RTPROCEXITREASON_NORMAL
2382	&& ProcStatus.iStatus == 0)
2383	ProcStatus.iStatus = offStdErrBuf ? 667 : 666;
2384
2385	/*
2386	* Compose the status code and, on failure, error message.
2387	*/
2388	if ( ProcStatus.enmReason == RTPROCEXITREASON_NORMAL
2389	&& ProcStatus.iStatus == 0)
2390	hrc = S_OK;
2391	else if (ProcStatus.enmReason == RTPROCEXITREASON_NORMAL)
2392	{
2393	AssertMsg(ProcStatus.iStatus != 0, ("%s\n", pszStdErrBuf));
2394	hrc = setError(E_FAIL, tr("The installer failed with exit code %d: %s"),
2395	ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2396	}
2397	else if (ProcStatus.enmReason == RTPROCEXITREASON_SIGNAL)
2398	hrc = setError(E_UNEXPECTED, tr("The installer was killed by signal #d (stderr: %s)"),
2399	ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2400	else if (ProcStatus.enmReason == RTPROCEXITREASON_ABEND)
2401	hrc = setError(E_UNEXPECTED, tr("The installer aborted abnormally (stderr: %s)"),
2402	offStdErrBuf ? pszStdErrBuf : "");
2403	else
2404	hrc = setError(E_UNEXPECTED, tr("internal error: enmReason=%d iStatus=%d stderr='%s'"),
2405	ProcStatus.enmReason, ProcStatus.iStatus, offStdErrBuf ? pszStdErrBuf : "");
2406
2407	RTMemFree(pszStdErrBuf);
2408	}
2409	else
2410	hrc = setError(VBOX_E_IPRT_ERROR, tr("Failed to launch the helper application '%s' (%Rrc)"), szExecName, vrc);
2411
2412	RTPipeClose(hPipeR);
2413	RTPipeClose(hStdErrPipe.u.hPipe);
2414
2415	return hrc;
2416	}
2417
2418	/**
2419	* Finds an installed extension pack.
2420	*
2421	* @returns Pointer to the extension pack if found, NULL if not. (No reference
2422	* counting problem here since the caller must be holding the lock.)
2423	* @param a_pszName The name of the extension pack.
2424	*/
2425	ExtPack ExtPackManager::findExtPack(const char a_pszName)
2426	{
2427	size_t cchName = strlen(a_pszName);
2428
2429	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2430	it != m->llInstalledExtPacks.end();
2431	it++)
2432	{
2433	ExtPack::Data pExtPackData = (it)->m;
2434	if ( pExtPackData
2435	&& pExtPackData->Desc.strName.length() == cchName
2436	&& pExtPackData->Desc.strName.equalsIgnoreCase(a_pszName))
2437	return (*it);
2438	}
2439	return NULL;
2440	}
2441
2442	/**
2443	* Removes an installed extension pack from the internal list.
2444	*
2445	* The package is expected to exist!
2446	*
2447	* @param a_pszName The name of the extension pack.
2448	*/
2449	void ExtPackManager::removeExtPack(const char *a_pszName)
2450	{
2451	size_t cchName = strlen(a_pszName);
2452
2453	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2454	it != m->llInstalledExtPacks.end();
2455	it++)
2456	{
2457	ExtPack::Data pExtPackData = (it)->m;
2458	if ( pExtPackData
2459	&& pExtPackData->Desc.strName.length() == cchName
2460	&& pExtPackData->Desc.strName.equalsIgnoreCase(a_pszName))
2461	{
2462	m->llInstalledExtPacks.erase(it);
2463	return;
2464	}
2465	}
2466	AssertMsgFailed(("%s\n", a_pszName));
2467	}
2468
2469	#if !defined(VBOX_COM_INPROC)
2470	/**
2471	* Refreshes the specified extension pack.
2472	*
2473	* This may remove the extension pack from the list, so any non-smart pointers
2474	* to the extension pack object may become invalid.
2475	*
2476	* @returns S_OK and *a_ppExtPack on success, COM status code and error
2477	* message on failure. Note that *a_ppExtPack can be NULL.
2478	*
2479	* @param a_pszName The extension to update..
2480	* @param a_fUnusableIsError If @c true, report an unusable extension pack
2481	* as an error.
2482	* @param a_ppExtPack Where to store the pointer to the extension
2483	* pack of it is still around after the refresh.
2484	* This is optional.
2485	*
2486	* @remarks Caller holds the extension manager lock.
2487	* @remarks Only called in VBoxSVC.
2488	*/
2489	HRESULT ExtPackManager::refreshExtPack(const char a_pszName, bool a_fUnusableIsError, ExtPack *a_ppExtPack)
2490	{
2491	Assert(m->pVirtualBox != NULL); /* Only called from VBoxSVC. */
2492
2493	HRESULT hrc;
2494	ExtPack *pExtPack = findExtPack(a_pszName);
2495	if (pExtPack)
2496	{
2497	/*
2498	* Refresh existing object.
2499	*/
2500	bool fCanDelete;
2501	hrc = pExtPack->refresh(&fCanDelete);
2502	if (SUCCEEDED(hrc))
2503	{
2504	if (fCanDelete)
2505	{
2506	removeExtPack(a_pszName);
2507	pExtPack = NULL;
2508	}
2509	}
2510	}
2511	else
2512	{
2513	/*
2514	* Do this check here, otherwise VBoxExtPackCalcDir() will fail with a strange
2515	* error.
2516	*/
2517	bool fValid = VBoxExtPackIsValidName(a_pszName);
2518	if (!fValid)
2519	return setError(E_FAIL, "Invalid extension pack name specified");
2520
2521	/*
2522	* Does the dir exist? Make some special effort to deal with case
2523	* sensitivie file systems (a_pszName is case insensitive and mangled).
2524	*/
2525	char szDir[RTPATH_MAX];
2526	int vrc = VBoxExtPackCalcDir(szDir, sizeof(szDir), m->strBaseDir.c_str(), a_pszName);
2527	AssertLogRelRCReturn(vrc, E_FAIL);
2528
2529	RTDIRENTRYEX Entry;
2530	RTFSOBJINFO ObjInfo;
2531	vrc = RTPathQueryInfoEx(szDir, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
2532	bool fExists = RT_SUCCESS(vrc) && RTFS_IS_DIRECTORY(ObjInfo.Attr.fMode);
2533	if (!fExists)
2534	{
2535	PRTDIR pDir;
2536	vrc = RTDirOpen(&pDir, m->strBaseDir.c_str());
2537	if (RT_SUCCESS(vrc))
2538	{
2539	const char *pszMangledName = RTPathFilename(szDir);
2540	for (;;)
2541	{
2542	vrc = RTDirReadEx(pDir, &Entry, NULL /pcbDirEntry/, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
2543	if (RT_FAILURE(vrc))
2544	{
2545	AssertLogRelMsg(vrc == VERR_NO_MORE_FILES, ("%Rrc\n", vrc));
2546	break;
2547	}
2548	if ( RTFS_IS_DIRECTORY(Entry.Info.Attr.fMode)
2549	&& !RTStrICmp(Entry.szName, pszMangledName))
2550	{
2551	/*
2552	* The installed extension pack has a uses different case.
2553	* Update the name and directory variables.
2554	*/
2555	vrc = RTPathJoin(szDir, sizeof(szDir), m->strBaseDir.c_str(), Entry.szName); /* not really necessary */
2556	AssertLogRelRCReturnStmt(vrc, RTDirClose(pDir), E_UNEXPECTED);
2557	a_pszName = Entry.szName;
2558	fExists = true;
2559	break;
2560	}
2561	}
2562	RTDirClose(pDir);
2563	}
2564	}
2565	if (fExists)
2566	{
2567	/*
2568	* We've got something, create a new extension pack object for it.
2569	*/
2570	ComObjPtr<ExtPack> ptrNewExtPack;
2571	hrc = ptrNewExtPack.createObject();
2572	if (SUCCEEDED(hrc))
2573	hrc = ptrNewExtPack->initWithDir(m->enmContext, a_pszName, szDir);
2574	if (SUCCEEDED(hrc))
2575	{
2576	m->llInstalledExtPacks.push_back(ptrNewExtPack);
2577	if (ptrNewExtPack->m->fUsable)
2578	LogRel(("ExtPackManager: Found extension pack '%s'.\n", a_pszName));
2579	else
2580	LogRel(("ExtPackManager: Found bad extension pack '%s': %s\n",
2581	a_pszName, ptrNewExtPack->m->strWhyUnusable.c_str() ));
2582	pExtPack = ptrNewExtPack;
2583	}
2584	}
2585	else
2586	hrc = S_OK;
2587	}
2588
2589	/*
2590	* Report error if not usable, if that is desired.
2591	*/
2592	if ( SUCCEEDED(hrc)
2593	&& pExtPack
2594	&& a_fUnusableIsError
2595	&& !pExtPack->m->fUsable)
2596	hrc = setError(E_FAIL, "%s", pExtPack->m->strWhyUnusable.c_str());
2597
2598	if (a_ppExtPack)
2599	*a_ppExtPack = pExtPack;
2600	return hrc;
2601	}
2602
2603	/**
2604	* Thread wrapper around doInstall.
2605	*
2606	* @returns VINF_SUCCESS (ignored)
2607	* @param hThread The thread handle (ignored).
2608	* @param pvJob The job structure.
2609	*/
2610	/static/ DECLCALLBACK(int) ExtPackManager::doInstallThreadProc(RTTHREAD hThread, void *pvJob)
2611	{
2612	PEXTPACKINSTALLJOB pJob = (PEXTPACKINSTALLJOB)pvJob;
2613	HRESULT hrc = pJob->ptrExtPackMgr->doInstall(pJob->ptrExtPackFile, pJob->fReplace, &pJob->strDisplayInfo);
2614	pJob->ptrProgress->notifyComplete(hrc);
2615	delete pJob;
2616
2617	NOREF(hThread);
2618	return VINF_SUCCESS;
2619	}
2620
2621	/**
2622	* Worker for IExtPackFile::Install.
2623	*
2624	* Called on a worker thread via doInstallThreadProc.
2625	*
2626	* @returns COM status code.
2627	* @param a_pExtPackFile The extension pack file, caller checks that
2628	* it's usable.
2629	* @param a_fReplace Whether to replace any existing extpack or just
2630	* fail.
2631	* @param a_pstrDisplayInfo Host specific display information hacks.
2632	* @param a_ppProgress Where to return a progress object some day. Can
2633	* be NULL.
2634	*/
2635	HRESULT ExtPackManager::doInstall(ExtPackFile a_pExtPackFile, bool a_fReplace, Utf8Str const a_pstrDisplayInfo)
2636	{
2637	AssertReturn(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON, E_UNEXPECTED);
2638	RTCString const * const pStrName = &a_pExtPackFile->m->Desc.strName;
2639	RTCString const * const pStrTarball = &a_pExtPackFile->m->strExtPackFile;
2640	RTCString const * const pStrTarballDigest = &a_pExtPackFile->m->strDigest;
2641
2642	AutoCaller autoCaller(this);
2643	HRESULT hrc = autoCaller.rc();
2644	if (SUCCEEDED(hrc))
2645	{
2646	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2647
2648	/*
2649	* Refresh the data we have on the extension pack as it
2650	* may be made stale by direct meddling or some other user.
2651	*/
2652	ExtPack *pExtPack;
2653	hrc = refreshExtPack(pStrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2654	if (SUCCEEDED(hrc))
2655	{
2656	if (pExtPack && a_fReplace)
2657	hrc = pExtPack->callUninstallHookAndClose(m->pVirtualBox, false /a_ForcedRemoval/);
2658	else if (pExtPack)
2659	hrc = setError(E_FAIL,
2660	tr("Extension pack '%s' is already installed."
2661	" In case of a reinstallation, please uninstall it first"),
2662	pStrName->c_str());
2663	}
2664	if (SUCCEEDED(hrc))
2665	{
2666	/*
2667	* Run the privileged helper binary that performs the actual
2668	* installation. Then create an object for the packet (we do this
2669	* even on failure, to be on the safe side).
2670	*/
2671	hrc = runSetUidToRootHelper(a_pstrDisplayInfo,
2672	"install",
2673	"--base-dir", m->strBaseDir.c_str(),
2674	"--cert-dir", m->strCertificatDirPath.c_str(),
2675	"--name", pStrName->c_str(),
2676	"--tarball", pStrTarball->c_str(),
2677	"--sha-256", pStrTarballDigest->c_str(),
2678	pExtPack ? "--replace" : (const char *)NULL,
2679	(const char *)NULL);
2680	if (SUCCEEDED(hrc))
2681	{
2682	hrc = refreshExtPack(pStrName->c_str(), true /a_fUnusableIsError/, &pExtPack);
2683	if (SUCCEEDED(hrc) && pExtPack)
2684	{
2685	RTERRINFOSTATIC ErrInfo;
2686	RTErrInfoInitStatic(&ErrInfo);
2687	pExtPack->callInstalledHook(m->pVirtualBox, &autoLock, &ErrInfo.Core);
2688	if (RT_SUCCESS(ErrInfo.Core.rc))
2689	LogRel(("ExtPackManager: Successfully installed extension pack '%s'.\n", pStrName->c_str()));
2690	else
2691	{
2692	LogRel(("ExtPackManager: Installed hook for '%s' failed: %Rrc - %s\n",
2693	pStrName->c_str(), ErrInfo.Core.rc, ErrInfo.Core.pszMsg));
2694
2695	/*
2696	* Uninstall the extpack if the error indicates that.
2697	*/
2698	if (ErrInfo.Core.rc == VERR_EXTPACK_UNSUPPORTED_HOST_UNINSTALL)
2699	runSetUidToRootHelper(a_pstrDisplayInfo,
2700	"uninstall",
2701	"--base-dir", m->strBaseDir.c_str(),
2702	"--name", pStrName->c_str(),
2703	"--forced",
2704	(const char *)NULL);
2705	hrc = setError(E_FAIL, tr("The installation hook failed: %Rrc - %s"),
2706	ErrInfo.Core.rc, ErrInfo.Core.pszMsg);
2707	}
2708	}
2709	else if (SUCCEEDED(hrc))
2710	hrc = setError(E_FAIL, tr("Installing extension pack '%s' failed under mysterious circumstances"),
2711	pStrName->c_str());
2712	}
2713	else
2714	{
2715	ErrorInfoKeeper Eik;
2716	refreshExtPack(pStrName->c_str(), false /a_fUnusableIsError/, NULL);
2717	}
2718	}
2719
2720	/*
2721	* Do VirtualBoxReady callbacks now for any freshly installed
2722	* extension pack (old ones will not be called).
2723	*/
2724	if (m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
2725	{
2726	autoLock.release();
2727	callAllVirtualBoxReadyHooks();
2728	}
2729	}
2730
2731	return hrc;
2732	}
2733
2734	/**
2735	* Thread wrapper around doUninstall.
2736	*
2737	* @returns VINF_SUCCESS (ignored)
2738	* @param hThread The thread handle (ignored).
2739	* @param pvJob The job structure.
2740	*/
2741	/static/ DECLCALLBACK(int) ExtPackManager::doUninstallThreadProc(RTTHREAD hThread, void *pvJob)
2742	{
2743	PEXTPACKUNINSTALLJOB pJob = (PEXTPACKUNINSTALLJOB)pvJob;
2744	HRESULT hrc = pJob->ptrExtPackMgr->doUninstall(&pJob->strName, pJob->fForcedRemoval, &pJob->strDisplayInfo);
2745	pJob->ptrProgress->notifyComplete(hrc);
2746	delete pJob;
2747
2748	NOREF(hThread);
2749	return VINF_SUCCESS;
2750	}
2751
2752	/**
2753	* Worker for IExtPackManager::Uninstall.
2754	*
2755	* Called on a worker thread via doUninstallThreadProc.
2756	*
2757	* @returns COM status code.
2758	* @param a_pstrName The name of the extension pack to uninstall.
2759	* @param a_fForcedRemoval Whether to be skip and ignore certain bits of
2760	* the extpack feedback. To deal with misbehaving
2761	* extension pack hooks.
2762	* @param a_pstrDisplayInfo Host specific display information hacks.
2763	*/
2764	HRESULT ExtPackManager::doUninstall(Utf8Str const a_pstrName, bool a_fForcedRemoval, Utf8Str const a_pstrDisplayInfo)
2765	{
2766	Assert(m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON);
2767
2768	AutoCaller autoCaller(this);
2769	HRESULT hrc = autoCaller.rc();
2770	if (SUCCEEDED(hrc))
2771	{
2772	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2773
2774	/*
2775	* Refresh the data we have on the extension pack as it may be made
2776	* stale by direct meddling or some other user.
2777	*/
2778	ExtPack *pExtPack;
2779	hrc = refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2780	if (SUCCEEDED(hrc))
2781	{
2782	if (!pExtPack)
2783	{
2784	LogRel(("ExtPackManager: Extension pack '%s' is not installed, so nothing to uninstall.\n", a_pstrName->c_str()));
2785	hrc = S_OK; /* nothing to uninstall */
2786	}
2787	else
2788	{
2789	/*
2790	* Call the uninstall hook and unload the main dll.
2791	*/
2792	hrc = pExtPack->callUninstallHookAndClose(m->pVirtualBox, a_fForcedRemoval);
2793	if (SUCCEEDED(hrc))
2794	{
2795	/*
2796	* Run the set-uid-to-root binary that performs the
2797	* uninstallation. Then refresh the object.
2798	*
2799	* This refresh is theorically subject to races, but it's of
2800	* the don't-do-that variety.
2801	*/
2802	const char *pszForcedOpt = a_fForcedRemoval ? "--forced" : NULL;
2803	hrc = runSetUidToRootHelper(a_pstrDisplayInfo,
2804	"uninstall",
2805	"--base-dir", m->strBaseDir.c_str(),
2806	"--name", a_pstrName->c_str(),
2807	pszForcedOpt, /* Last as it may be NULL. */
2808	(const char *)NULL);
2809	if (SUCCEEDED(hrc))
2810	{
2811	hrc = refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, &pExtPack);
2812	if (SUCCEEDED(hrc))
2813	{
2814	if (!pExtPack)
2815	LogRel(("ExtPackManager: Successfully uninstalled extension pack '%s'.\n", a_pstrName->c_str()));
2816	else
2817	hrc = setError(E_FAIL,
2818	tr("Uninstall extension pack '%s' failed under mysterious circumstances"),
2819	a_pstrName->c_str());
2820	}
2821	}
2822	else
2823	{
2824	ErrorInfoKeeper Eik;
2825	refreshExtPack(a_pstrName->c_str(), false /a_fUnusableIsError/, NULL);
2826	}
2827	}
2828	}
2829	}
2830
2831	/*
2832	* Do VirtualBoxReady callbacks now for any freshly installed
2833	* extension pack (old ones will not be called).
2834	*/
2835	if (m->enmContext == VBOXEXTPACKCTX_PER_USER_DAEMON)
2836	{
2837	autoLock.release();
2838	callAllVirtualBoxReadyHooks();
2839	}
2840	}
2841
2842	return hrc;
2843	}
2844
2845
2846	/**
2847	* Calls the pfnVirtualBoxReady hook for all working extension packs.
2848	*
2849	* @remarks The caller must not hold any locks.
2850	*/
2851	void ExtPackManager::callAllVirtualBoxReadyHooks(void)
2852	{
2853	AutoCaller autoCaller(this);
2854	HRESULT hrc = autoCaller.rc();
2855	if (FAILED(hrc))
2856	return;
2857	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2858	ComPtr<ExtPackManager> ptrSelfRef = this;
2859
2860	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2861	it != m->llInstalledExtPacks.end();
2862	/* advancing below */)
2863	{
2864	if ((*it)->callVirtualBoxReadyHook(m->pVirtualBox, &autoLock))
2865	it = m->llInstalledExtPacks.begin();
2866	else
2867	it++;
2868	}
2869	}
2870	#endif
2871
2872	/**
2873	* Calls the pfnConsoleReady hook for all working extension packs.
2874	*
2875	* @param a_pConsole The console interface.
2876	* @remarks The caller must not hold any locks.
2877	*/
2878	void ExtPackManager::callAllConsoleReadyHooks(IConsole *a_pConsole)
2879	{
2880	AutoCaller autoCaller(this);
2881	HRESULT hrc = autoCaller.rc();
2882	if (FAILED(hrc))
2883	return;
2884	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2885	ComPtr<ExtPackManager> ptrSelfRef = this;
2886
2887	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
2888	it != m->llInstalledExtPacks.end();
2889	/* advancing below */)
2890	{
2891	if ((*it)->callConsoleReadyHook(a_pConsole, &autoLock))
2892	it = m->llInstalledExtPacks.begin();
2893	else
2894	it++;
2895	}
2896	}
2897
2898	#if !defined(VBOX_COM_INPROC)
2899	/**
2900	* Calls the pfnVMCreated hook for all working extension packs.
2901	*
2902	* @param a_pMachine The machine interface of the new VM.
2903	*/
2904	void ExtPackManager::callAllVmCreatedHooks(IMachine *a_pMachine)
2905	{
2906	AutoCaller autoCaller(this);
2907	HRESULT hrc = autoCaller.rc();
2908	if (FAILED(hrc))
2909	return;
2910	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2911	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2912	ExtPackList llExtPacks = m->llInstalledExtPacks;
2913
2914	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2915	(*it)->callVmCreatedHook(m->pVirtualBox, a_pMachine, &autoLock);
2916	}
2917	#endif
2918
2919	/**
2920	* Calls the pfnVMConfigureVMM hook for all working extension packs.
2921	*
2922	* @returns VBox status code. Stops on the first failure, expecting the caller
2923	* to signal this to the caller of the CFGM constructor.
2924	* @param a_pConsole The console interface for the VM.
2925	* @param a_pVM The VM handle.
2926	*/
2927	int ExtPackManager::callAllVmConfigureVmmHooks(IConsole *a_pConsole, PVM a_pVM)
2928	{
2929	AutoCaller autoCaller(this);
2930	HRESULT hrc = autoCaller.rc();
2931	if (FAILED(hrc))
2932	return Global::vboxStatusCodeFromCOM(hrc);
2933	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2934	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2935	ExtPackList llExtPacks = m->llInstalledExtPacks;
2936
2937	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2938	{
2939	int vrc;
2940	(*it)->callVmConfigureVmmHook(a_pConsole, a_pVM, &autoLock, &vrc);
2941	if (RT_FAILURE(vrc))
2942	return vrc;
2943	}
2944
2945	return VINF_SUCCESS;
2946	}
2947
2948	/**
2949	* Calls the pfnVMPowerOn hook for all working extension packs.
2950	*
2951	* @returns VBox status code. Stops on the first failure, expecting the caller
2952	* to not power on the VM.
2953	* @param a_pConsole The console interface for the VM.
2954	* @param a_pVM The VM handle.
2955	*/
2956	int ExtPackManager::callAllVmPowerOnHooks(IConsole *a_pConsole, PVM a_pVM)
2957	{
2958	AutoCaller autoCaller(this);
2959	HRESULT hrc = autoCaller.rc();
2960	if (FAILED(hrc))
2961	return Global::vboxStatusCodeFromCOM(hrc);
2962	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2963	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2964	ExtPackList llExtPacks = m->llInstalledExtPacks;
2965
2966	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2967	{
2968	int vrc;
2969	(*it)->callVmPowerOnHook(a_pConsole, a_pVM, &autoLock, &vrc);
2970	if (RT_FAILURE(vrc))
2971	return vrc;
2972	}
2973
2974	return VINF_SUCCESS;
2975	}
2976
2977	/**
2978	* Calls the pfnVMPowerOff hook for all working extension packs.
2979	*
2980	* @param a_pConsole The console interface for the VM.
2981	* @param a_pVM The VM handle. Can be NULL.
2982	*/
2983	void ExtPackManager::callAllVmPowerOffHooks(IConsole *a_pConsole, PVM a_pVM)
2984	{
2985	AutoCaller autoCaller(this);
2986	HRESULT hrc = autoCaller.rc();
2987	if (FAILED(hrc))
2988	return;
2989	AutoWriteLock autoLock(this COMMA_LOCKVAL_SRC_POS);
2990	ComPtr<ExtPackManager> ptrSelfRef = this; /* paranoia */
2991	ExtPackList llExtPacks = m->llInstalledExtPacks;
2992
2993	for (ExtPackList::iterator it = llExtPacks.begin(); it != llExtPacks.end(); it++)
2994	(*it)->callVmPowerOffHook(a_pConsole, a_pVM, &autoLock);
2995	}
2996
2997
2998	/**
2999	* Checks that the specified extension pack contains a VRDE module and that it
3000	* is shipshape.
3001	*
3002	* @returns S_OK if ok, appropriate failure status code with details.
3003	* @param a_pstrExtPack The name of the extension pack.
3004	*/
3005	HRESULT ExtPackManager::checkVrdeExtPack(Utf8Str const *a_pstrExtPack)
3006	{
3007	AutoCaller autoCaller(this);
3008	HRESULT hrc = autoCaller.rc();
3009	if (SUCCEEDED(hrc))
3010	{
3011	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3012
3013	ExtPack *pExtPack = findExtPack(a_pstrExtPack->c_str());
3014	if (pExtPack)
3015	hrc = pExtPack->checkVrde();
3016	else
3017	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"), a_pstrExtPack->c_str());
3018	}
3019
3020	return hrc;
3021	}
3022
3023	/**
3024	* Gets the full path to the VRDE library of the specified extension pack.
3025	*
3026	* This will do extacly the same as checkVrdeExtPack and then resolve the
3027	* library path.
3028	*
3029	* @returns S_OK if a path is returned, COM error status and message return if
3030	* not.
3031	* @param a_pstrExtPack The extension pack.
3032	* @param a_pstrVrdeLibrary Where to return the path.
3033	*/
3034	int ExtPackManager::getVrdeLibraryPathForExtPack(Utf8Str const a_pstrExtPack, Utf8Str a_pstrVrdeLibrary)
3035	{
3036	AutoCaller autoCaller(this);
3037	HRESULT hrc = autoCaller.rc();
3038	if (SUCCEEDED(hrc))
3039	{
3040	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3041
3042	ExtPack *pExtPack = findExtPack(a_pstrExtPack->c_str());
3043	if (pExtPack)
3044	hrc = pExtPack->getVrdpLibraryName(a_pstrVrdeLibrary);
3045	else
3046	hrc = setError(VBOX_E_OBJECT_NOT_FOUND, tr("No extension pack by the name '%s' was found"), a_pstrExtPack->c_str());
3047	}
3048
3049	return hrc;
3050	}
3051
3052	/**
3053	* Gets the name of the default VRDE extension pack.
3054	*
3055	* @returns S_OK or some COM error status on red tape failure.
3056	* @param a_pstrExtPack Where to return the extension pack name. Returns
3057	* empty if no extension pack wishes to be the default
3058	* VRDP provider.
3059	*/
3060	HRESULT ExtPackManager::getDefaultVrdeExtPack(Utf8Str *a_pstrExtPack)
3061	{
3062	a_pstrExtPack->setNull();
3063
3064	AutoCaller autoCaller(this);
3065	HRESULT hrc = autoCaller.rc();
3066	if (SUCCEEDED(hrc))
3067	{
3068	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3069
3070	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
3071	it != m->llInstalledExtPacks.end();
3072	it++)
3073	{
3074	if ((*it)->wantsToBeDefaultVrde())
3075	{
3076	a_pstrExtPack = (it)->m->Desc.strName;
3077	break;
3078	}
3079	}
3080	}
3081	return hrc;
3082	}
3083
3084	/**
3085	* Checks if an extension pack is (present and) usable.
3086	*
3087	* @returns @c true if it is, otherwise @c false.
3088	* @param a_pszExtPack The name of the extension pack.
3089	*/
3090	bool ExtPackManager::isExtPackUsable(const char *a_pszExtPack)
3091	{
3092	AutoCaller autoCaller(this);
3093	HRESULT hrc = autoCaller.rc();
3094	if (FAILED(hrc))
3095	return false;
3096	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3097
3098	ExtPack *pExtPack = findExtPack(a_pszExtPack);
3099	return pExtPack != NULL
3100	&& pExtPack->m->fUsable;
3101	}
3102
3103	/**
3104	* Dumps all extension packs to the release log.
3105	*/
3106	void ExtPackManager::dumpAllToReleaseLog(void)
3107	{
3108	AutoCaller autoCaller(this);
3109	HRESULT hrc = autoCaller.rc();
3110	if (FAILED(hrc))
3111	return;
3112	AutoReadLock autoLock(this COMMA_LOCKVAL_SRC_POS);
3113
3114	LogRel(("Installed Extension Packs:\n"));
3115	for (ExtPackList::iterator it = m->llInstalledExtPacks.begin();
3116	it != m->llInstalledExtPacks.end();
3117	it++)
3118	{
3119	ExtPack::Data pExtPackData = (it)->m;
3120	if (pExtPackData)
3121	{
3122	if (pExtPackData->fUsable)
3123	LogRel((" %s (Version: %s r%u%s%s; VRDE Module: %s)\n",
3124	pExtPackData->Desc.strName.c_str(),
3125	pExtPackData->Desc.strVersion.c_str(),
3126	pExtPackData->Desc.uRevision,
3127	pExtPackData->Desc.strEdition.isEmpty() ? "" : " ",
3128	pExtPackData->Desc.strEdition.c_str(),
3129	pExtPackData->Desc.strVrdeModule.c_str() ));
3130	else
3131	LogRel((" %s (Version: %s r%u%s%s; VRDE Module: %s unusable because of '%s')\n",
3132	pExtPackData->Desc.strName.c_str(),
3133	pExtPackData->Desc.strVersion.c_str(),
3134	pExtPackData->Desc.uRevision,
3135	pExtPackData->Desc.strEdition.isEmpty() ? "" : " ",
3136	pExtPackData->Desc.strEdition.c_str(),
3137	pExtPackData->Desc.strVrdeModule.c_str(),
3138	pExtPackData->strWhyUnusable.c_str() ));
3139	}
3140	else
3141	LogRel((" pExtPackData is NULL\n"));
3142	}
3143
3144	if (!m->llInstalledExtPacks.size())
3145	LogRel((" None installed!\n"));
3146	}
3147
3148	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-all/ExtPackManagerImpl.cpp@ 47148

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